55860782 has 4 divisors (see below), whose sum is σ = 83791176. Its totient is φ = 27930390.

The previous prime is 55860751. The next prime is 55860829. The reversal of 55860782 is 28706855.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13965194 + ... + 13965197.

It is an arithmetic number, because the mean of its divisors is an integer number (20947794).

Almost surely, 2^55860782 is an apocalyptic number.

55860782 is a deficient number, since it is larger than the sum of its proper divisors (27930394).

55860782 is a wasteful number, since it uses less digits than its factorization.

55860782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27930393.

The product of its (nonzero) digits is 134400, while the sum is 41.

The square root of 55860782 is about 7474.0070912463. The cubic root of 55860782 is about 382.2689324500.

The spelling of 55860782 in words is "fifty-five million, eight hundred sixty thousand, seven hundred eighty-two".