334145477 has 4 divisors (see below), whose sum is σ = 335824800. Its totient is φ = 332466156.

The previous prime is 334145473. The next prime is 334145491. The reversal of 334145477 is 774541433.

It is a happy number.

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: 774541433 = 229 ⋅3382277.

It is a cyclic number.

It is not a de Polignac number, because 334145477 - 2² = 334145473 is a prime.

It is a super-2 number, since 2×334145477² = 223306399599115058, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 334145477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (334145473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 839363 + ... + 839760.

It is an arithmetic number, because the mean of its divisors is an integer number (83956200).

Almost surely, 2^334145477 is an apocalyptic number.

It is an amenable number.

334145477 is a deficient number, since it is larger than the sum of its proper divisors (1679323).

334145477 is a wasteful number, since it uses less digits than its factorization.

334145477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1679322.

The product of its digits is 141120, while the sum is 38.

The square root of 334145477 is about 18279.6465228406. The cubic root of 334145477 is about 693.9239266109.

The spelling of 334145477 in words is "three hundred thirty-four million, one hundred forty-five thousand, four hundred seventy-seven".