34401021 has 4 divisors (see below), whose sum is σ = 45868032. Its totient is φ = 22934012.

The previous prime is 34401019. The next prime is 34401023. The reversal of 34401021 is 12010443.

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.

It is an interprime number because it is at equal distance from previous prime (34401019) and next prime (34401023).

It is a cyclic number.

It is not a de Polignac number, because 34401021 - 2¹ = 34401019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34401023) 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, 5733501 + ... + 5733506.

It is an arithmetic number, because the mean of its divisors is an integer number (11467008).

Almost surely, 2^34401021 is an apocalyptic number.

It is an amenable number.

34401021 is a deficient number, since it is larger than the sum of its proper divisors (11467011).

34401021 is a wasteful number, since it uses less digits than its factorization.

34401021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11467010.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 34401021 is about 5865.2383583278. The cubic root of 34401021 is about 325.2298839050.

Adding to 34401021 its reverse (12010443), we get a palindrome (46411464).

The spelling of 34401021 in words is "thirty-four million, four hundred one thousand, twenty-one".