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334233421 = 382387427

334233421 has 4 divisors (see below), whose sum is σ = 334324672. Its totient is φ = 334142172.

The previous prime is 334233409. The next prime is 334233433. The reversal of 334233421 is 124332433.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 124332433 = 1031207111.

It is an interprime number because it is at equal distance from previous prime (334233409) and next prime (334233433).

It is a cyclic number.

It is not a de Polignac number, because 334233421 - 215 = 334200653 is a prime.

It is a super-2 number, since 2×3342334212 = 223423959426726482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (334233451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39891 + ... + 47536.

It is an arithmetic number, because the mean of its divisors is an integer number (83581168).

Almost surely, 2334233421 is an apocalyptic number.

It is an amenable number.

334233421 is a deficient number, since it is larger than the sum of its proper divisors (91251).

334233421 is an equidigital number, since it uses as much as digits as its factorization.

334233421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91250.

The product of its digits is 5184, while the sum is 25.

The square root of 334233421 is about 18282.0518815586. The cubic root of 334233421 is about 693.9847993913.

Adding to 334233421 its reverse (124332433), we get a palindrome (458565854).

It can be divided in two parts, 3342 and 33421, that added together give a palindrome (36763).

The spelling of 334233421 in words is "three hundred thirty-four million, two hundred thirty-three thousand, four hundred twenty-one".

Divisors: 1 3823 87427 334233421