55501746 has 16 divisors (see below), whose sum is σ = 111111264. Its totient is φ = 18482624.

The previous prime is 55501729. The next prime is 55501757. The reversal of 55501746 is 64710555.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3226 + ... + 11018.

It is an arithmetic number, because the mean of its divisors is an integer number (6944454).

Almost surely, 2^55501746 is an apocalyptic number.

55501746 is an abundant number, since it is smaller than the sum of its proper divisors (55609518).

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

55501746 is a wasteful number, since it uses less digits than its factorization.

55501746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8985.

The product of its (nonzero) digits is 21000, while the sum is 33.

The square root of 55501746 is about 7449.9493958013. The cubic root of 55501746 is about 381.4481812600.

The spelling of 55501746 in words is "fifty-five million, five hundred one thousand, seven hundred forty-six".