56477148 has 48 divisors (see below), whose sum is σ = 162193920. Its totient is φ = 14894784.

The previous prime is 56477147. The next prime is 56477153. The reversal of 56477148 is 84177465.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56477147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24768 + ... + 26951.

It is an arithmetic number, because the mean of its divisors is an integer number (3379040).

Almost surely, 2^56477148 is an apocalyptic number.

It is an amenable number.

56477148 is an abundant number, since it is smaller than the sum of its proper divisors (105716772).

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

56477148 is a wasteful number, since it uses less digits than its factorization.

56477148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51746 (or 51744 counting only the distinct ones).

The product of its digits is 188160, while the sum is 42.

The square root of 56477148 is about 7515.1279430227. The cubic root of 56477148 is about 383.6697736071.

The spelling of 56477148 in words is "fifty-six million, four hundred seventy-seven thousand, one hundred forty-eight".