61000504 has 16 divisors (see below), whose sum is σ = 114483600. Its totient is φ = 30471552.

The previous prime is 61000493. The next prime is 61000517. The reversal of 61000504 is 40500016.

61000504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×61000504² = 7442122976508032, which contains 22 as substring.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 7437 + ... + 13315.

It is an arithmetic number, because the mean of its divisors is an integer number (7155225).

Almost surely, 2^61000504 is an apocalyptic number.

It is an amenable number.

61000504 is a deficient number, since it is larger than the sum of its proper divisors (53483096).

61000504 is a wasteful number, since it uses less digits than its factorization.

61000504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7182 (or 7178 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 61000504 is about 7810.2819411338. The cubic root of 61000504 is about 393.6508024573.

It can be divided in two parts, 61000 and 504, that added together give a square (61504 = 248²).

The spelling of 61000504 in words is "sixty-one million, five hundred four", and thus it is an aban number.