23316402 has 32 divisors (see below), whose sum is σ = 48881664. Its totient is φ = 7405200.

The previous prime is 23316383. The next prime is 23316407. The reversal of 23316402 is 20461332.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (23316407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11527 + ... + 13397.

It is an arithmetic number, because the mean of its divisors is an integer number (1527552).

Almost surely, 2^23316402 is an apocalyptic number.

23316402 is an abundant number, since it is smaller than the sum of its proper divisors (25565262).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23316402 is a wasteful number, since it uses less digits than its factorization.

23316402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1974.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 23316402 is about 4828.7060378532. The cubic root of 23316402 is about 285.6848289393.

Adding to 23316402 its reverse (20461332), we get a palindrome (43777734).

The spelling of 23316402 in words is "twenty-three million, three hundred sixteen thousand, four hundred two".