55324360 has 64 divisors (see below), whose sum is σ = 153216000. Its totient is φ = 17508096.

The previous prime is 55324351. The next prime is 55324369. The reversal of 55324360 is 6342355.

It is an interprime number because it is at equal distance from previous prime (55324351) and next prime (55324369).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (55324369) 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, 3960 + ... + 11239.

It is an arithmetic number, because the mean of its divisors is an integer number (2394000).

Almost surely, 2^55324360 is an apocalyptic number.

It is an amenable number.

55324360 is an abundant number, since it is smaller than the sum of its proper divisors (97891640).

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

55324360 is a wasteful number, since it uses less digits than its factorization.

55324360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15230 (or 15226 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 55324360 is about 7438.0346866629. The cubic root of 55324360 is about 381.0413725529.

It can be divided in two parts, 55 and 324360, that added together give a triangular number (324415 = T₈₀₅).

The spelling of 55324360 in words is "fifty-five million, three hundred twenty-four thousand, three hundred sixty".