55245464 has 64 divisors (see below), whose sum is σ = 114912000. Its totient is φ = 24796800.

The previous prime is 55245431. The next prime is 55245467. The reversal of 55245464 is 46454255.

It is a super-2 number, since 2×55245464² = 6104122585150592, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55245467) 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, 365789 + ... + 365939.

It is an arithmetic number, because the mean of its divisors is an integer number (1795500).

Almost surely, 2^55245464 is an apocalyptic number.

It is an amenable number.

55245464 is an abundant number, since it is smaller than the sum of its proper divisors (59666536).

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

55245464 is a wasteful number, since it uses less digits than its factorization.

55245464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288 (or 284 counting only the distinct ones).

The product of its digits is 96000, while the sum is 35.

The square root of 55245464 is about 7432.7292430170. The cubic root of 55245464 is about 380.8601567686.

The spelling of 55245464 in words is "fifty-five million, two hundred forty-five thousand, four hundred sixty-four".