61104538 has 32 divisors (see below), whose sum is σ = 103442688. Its totient is φ = 26827200.

The previous prime is 61104523. The next prime is 61104569. The reversal of 61104538 is 83540116.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 220456 + ... + 220732.

It is an arithmetic number, because the mean of its divisors is an integer number (3232584).

Almost surely, 2^61104538 is an apocalyptic number.

61104538 is a deficient number, since it is larger than the sum of its proper divisors (42338150).

61104538 is a wasteful number, since it uses less digits than its factorization.

61104538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 61104538 is about 7816.9391708008. The cubic root of 61104538 is about 393.8744607641.

It can be divided in two parts, 6110 and 4538, that added together give a cube (10648 = 22³).

The spelling of 61104538 in words is "sixty-one million, one hundred four thousand, five hundred thirty-eight".