55456824 has 16 divisors (see below), whose sum is σ = 138642120. Its totient is φ = 18485600.

The previous prime is 55456823. The next prime is 55456837. The reversal of 55456824 is 42865455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55456823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1155327 + ... + 1155374.

Almost surely, 2^55456824 is an apocalyptic number.

It is an amenable number.

55456824 is an abundant number, since it is smaller than the sum of its proper divisors (83185296).

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

55456824 is a wasteful number, since it uses less digits than its factorization.

55456824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2310710 (or 2310706 counting only the distinct ones).

The product of its digits is 192000, while the sum is 39.

The square root of 55456824 is about 7446.9338656926. The cubic root of 55456824 is about 381.3452413134.

It can be divided in two parts, 55456 and 824, that added together give a triangular number (56280 = T₃₃₅).

The spelling of 55456824 in words is "fifty-five million, four hundred fifty-six thousand, eight hundred twenty-four".