23321402 has 32 divisors (see below), whose sum is σ = 40037760. Its totient is φ = 10105920.

The previous prime is 23321377. The next prime is 23321413. The reversal of 23321402 is 20412332.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34952 + ... + 35612.

It is an arithmetic number, because the mean of its divisors is an integer number (1251180).

Almost surely, 2^23321402 is an apocalyptic number.

23321402 is a deficient number, since it is larger than the sum of its proper divisors (16716358).

23321402 is a wasteful number, since it uses less digits than its factorization.

23321402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 23321402 is about 4829.2237471461. The cubic root of 23321402 is about 285.7052483570.

Adding to 23321402 its reverse (20412332), we get a palindrome (43733734).

The spelling of 23321402 in words is "twenty-three million, three hundred twenty-one thousand, four hundred two".