55461628 has 12 divisors (see below), whose sum is σ = 97437312. Its totient is φ = 27622400.

The previous prime is 55461619. The next prime is 55461673. The reversal of 55461628 is 82616455.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25948 + ... + 28003.

It is an arithmetic number, because the mean of its divisors is an integer number (8119776).

Almost surely, 2^55461628 is an apocalyptic number.

It is an amenable number.

55461628 is a deficient number, since it is larger than the sum of its proper divisors (41975684).

55461628 is a wasteful number, since it uses less digits than its factorization.

55461628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54212 (or 54210 counting only the distinct ones).

The product of its digits is 57600, while the sum is 37.

The square root of 55461628 is about 7447.2564075638. The cubic root of 55461628 is about 381.3562524599.

The spelling of 55461628 in words is "fifty-five million, four hundred sixty-one thousand, six hundred twenty-eight".