34728538 has 16 divisors (see below), whose sum is σ = 56266056. Its totient is φ = 15981120.

The previous prime is 34728527. The next prime is 34728553. The reversal of 34728538 is 83582743.

It can be written as a sum of positive squares in 4 ways, for example, as 30835809 + 3892729 = 5553^2 + 1973^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 34728538.

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, 7908 + ... + 11488.

Almost surely, 2^34728538 is an apocalyptic number.

34728538 is a deficient number, since it is larger than the sum of its proper divisors (21537518).

34728538 is a wasteful number, since it uses less digits than its factorization.

34728538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3969.

The product of its digits is 161280, while the sum is 40.

The square root of 34728538 is about 5893.0923970357. The cubic root of 34728538 is about 326.2587492455.

The spelling of 34728538 in words is "thirty-four million, seven hundred twenty-eight thousand, five hundred thirty-eight".