32420004 has 24 divisors (see below), whose sum is σ = 79628640. Its totient is φ = 10237824.

The previous prime is 32419993. The next prime is 32420021. The reversal of 32420004 is 40002423.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70869 + ... + 71324.

It is an arithmetic number, because the mean of its divisors is an integer number (3317860).

Almost surely, 2^32420004 is an apocalyptic number.

It is an amenable number.

32420004 is an abundant number, since it is smaller than the sum of its proper divisors (47208636).

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

32420004 is a wasteful number, since it uses less digits than its factorization.

32420004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142219 (or 142217 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 32420004 is about 5693.8566894505. The cubic root of 32420004 is about 318.8631665841.

Adding to 32420004 its reverse (40002423), we get a palindrome (72422427).

The spelling of 32420004 in words is "thirty-two million, four hundred twenty thousand, four".