61356004 has 12 divisors (see below), whose sum is σ = 107452800. Its totient is φ = 30655208.

The previous prime is 61355993. The next prime is 61356011. The reversal of 61356004 is 40065316.

It is a self number, because there is not a number n which added to its sum of digits gives 61356004.

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, 1317 + ... + 11155.

It is an arithmetic number, because the mean of its divisors is an integer number (8954400).

Almost surely, 2^61356004 is an apocalyptic number.

It is an amenable number.

61356004 is a deficient number, since it is larger than the sum of its proper divisors (46096796).

61356004 is a wasteful number, since it uses less digits than its factorization.

61356004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11402 (or 11400 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 61356004 is about 7833.0073407345. The cubic root of 61356004 is about 394.4140304850.

The spelling of 61356004 in words is "sixty-one million, three hundred fifty-six thousand, four".