32420404 has 12 divisors (see below), whose sum is σ = 57169728. Its totient is φ = 16086200.

The previous prime is 32420387. The next prime is 32420417. The reversal of 32420404 is 40402423.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30412 + ... + 31459.

It is an arithmetic number, because the mean of its divisors is an integer number (4764144).

Almost surely, 2^32420404 is an apocalyptic number.

It is an amenable number.

32420404 is a deficient number, since it is larger than the sum of its proper divisors (24749324).

32420404 is a wasteful number, since it uses less digits than its factorization.

32420404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62006 (or 62004 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 32420404 is about 5693.8918149189. The cubic root of 32420404 is about 318.8644779631.

Adding to 32420404 its reverse (40402423), we get a palindrome (72822827).

The spelling of 32420404 in words is "thirty-two million, four hundred twenty thousand, four hundred four".