56487758 has 4 divisors (see below), whose sum is σ = 84731640. Its totient is φ = 28243878.

The previous prime is 56487757. The next prime is 56487799. The reversal of 56487758 is 85778465.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56487757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14121938 + ... + 14121941.

It is an arithmetic number, because the mean of its divisors is an integer number (21182910).

Almost surely, 2^56487758 is an apocalyptic number.

56487758 is a deficient number, since it is larger than the sum of its proper divisors (28243882).

56487758 is a wasteful number, since it uses less digits than its factorization.

56487758 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28243881.

The product of its digits is 1881600, while the sum is 50.

The square root of 56487758 is about 7515.8338193443. The cubic root of 56487758 is about 383.6937979636.

The spelling of 56487758 in words is "fifty-six million, four hundred eighty-seven thousand, seven hundred fifty-eight".