55467180 has 144 divisors (see below), whose sum is σ = 177768864. Its totient is φ = 14515200.

The previous prime is 55467173. The next prime is 55467199. The reversal of 55467180 is 8176455.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 490804 + ... + 490916.

It is an arithmetic number, because the mean of its divisors is an integer number (1234506).

Almost surely, 2^55467180 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55467180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88884432).

55467180 is an abundant number, since it is smaller than the sum of its proper divisors (122301684).

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

55467180 is a wasteful number, since it uses less digits than its factorization.

55467180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238 (or 224 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The square root of 55467180 is about 7447.6291529587. The cubic root of 55467180 is about 381.3689772894.

The spelling of 55467180 in words is "fifty-five million, four hundred sixty-seven thousand, one hundred eighty".