64232402 has 16 divisors (see below), whose sum is σ = 103931520. Its totient is φ = 29596752.

The previous prime is 64232401. The next prime is 64232417. The reversal of 64232402 is 20423246.

It is not an unprimeable number, because it can be changed into a prime (64232401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17543 + ... + 20885.

It is an arithmetic number, because the mean of its divisors is an integer number (6495720).

Almost surely, 2^64232402 is an apocalyptic number.

64232402 is a deficient number, since it is larger than the sum of its proper divisors (39699118).

64232402 is a wasteful number, since it uses less digits than its factorization.

64232402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4097.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 64232402 is about 8014.5119626837. The cubic root of 64232402 is about 400.4835859593.

Adding to 64232402 its reverse (20423246), we get a palindrome (84655648).

The spelling of 64232402 in words is "sixty-four million, two hundred thirty-two thousand, four hundred two".