56601501 has 24 divisors (see below), whose sum is σ = 83426112. Its totient is φ = 34108800.

The previous prime is 56601497. The next prime is 56601521. The reversal of 56601501 is 10510665.

It is not a de Polignac number, because 56601501 - 2² = 56601497 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56601521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 87160 + ... + 87806.

It is an arithmetic number, because the mean of its divisors is an integer number (3476088).

Almost surely, 2^56601501 is an apocalyptic number.

It is an amenable number.

56601501 is a deficient number, since it is larger than the sum of its proper divisors (26824611).

56601501 is a wasteful number, since it uses less digits than its factorization.

56601501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913 (or 902 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 56601501 is about 7523.3969056537. The cubic root of 56601501 is about 383.9511588815.

The spelling of 56601501 in words is "fifty-six million, six hundred one thousand, five hundred one".