55464546 has 16 divisors (see below), whose sum is σ = 115752384. Its totient is φ = 17684304.

The previous prime is 55464529. The next prime is 55464547. The reversal of 55464546 is 64546455.

It is a super-2 number, since 2×55464546² = 6152631725972232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55464547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200821 + ... + 201096.

It is an arithmetic number, because the mean of its divisors is an integer number (7234524).

Almost surely, 2^55464546 is an apocalyptic number.

55464546 is an abundant number, since it is smaller than the sum of its proper divisors (60287838).

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

55464546 is a wasteful number, since it uses less digits than its factorization.

55464546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401945.

The product of its digits is 288000, while the sum is 39.

The square root of 55464546 is about 7447.4523160608. The cubic root of 55464546 is about 381.3629404354.

The spelling of 55464546 in words is "fifty-five million, four hundred sixty-four thousand, five hundred forty-six".