56537148 has 24 divisors (see below), whose sum is σ = 132048000. Its totient is φ = 18827440.

The previous prime is 56537137. The next prime is 56537191. The reversal of 56537148 is 84173565.

It is a congruent number.

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, 17353 + ... + 20351.

It is an arithmetic number, because the mean of its divisors is an integer number (5502000).

Almost surely, 2^56537148 is an apocalyptic number.

It is an amenable number.

56537148 is an abundant number, since it is smaller than the sum of its proper divisors (75510852).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56537148 is a wasteful number, since it uses less digits than its factorization.

56537148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4577 (or 4575 counting only the distinct ones).

The product of its digits is 100800, while the sum is 39.

The square root of 56537148 is about 7519.1188313525. The cubic root of 56537148 is about 383.8055927835.

The spelling of 56537148 in words is "fifty-six million, five hundred thirty-seven thousand, one hundred forty-eight".