32420402 has 16 divisors (see below), whose sum is σ = 56490432. Its totient is φ = 13666320.

The previous prime is 32420387. The next prime is 32420417. The reversal of 32420402 is 20402423.

It is an interprime number because it is at equal distance from previous prime (32420387) and next prime (32420417).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18128 + ... + 19835.

It is an arithmetic number, because the mean of its divisors is an integer number (3530652).

Almost surely, 2^32420402 is an apocalyptic number.

32420402 is a deficient number, since it is larger than the sum of its proper divisors (24070030).

32420402 is a wasteful number, since it uses less digits than its factorization.

32420402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38033.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 32420402 is about 5693.8916392921. The cubic root of 32420402 is about 318.8644714062.

Adding to 32420402 its reverse (20402423), we get a palindrome (52822825).

The spelling of 32420402 in words is "thirty-two million, four hundred twenty thousand, four hundred two".