10021604 has 6 divisors (see below), whose sum is σ = 17537814. Its totient is φ = 5010800.

The previous prime is 10021601. The next prime is 10021633. The reversal of 10021604 is 40612001.

10021604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 9302500 + 719104 = 3050^2 + 848^2 .

It is not an unprimeable number, because it can be changed into a prime (10021601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1252697 + ... + 1252704.

It is an arithmetic number, because the mean of its divisors is an integer number (2922969).

Almost surely, 2^10021604 is an apocalyptic number.

It is an amenable number.

10021604 is a deficient number, since it is larger than the sum of its proper divisors (7516210).

10021604 is a wasteful number, since it uses less digits than its factorization.

10021604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2505405 (or 2505403 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 10021604 is about 3165.6917095636. The cubic root of 10021604 is about 215.5985054333.

Adding to 10021604 its reverse (40612001), we get a palindrome (50633605).

The spelling of 10021604 in words is "ten million, twenty-one thousand, six hundred four".