55475070 has 32 divisors (see below), whose sum is σ = 152160768. Its totient is φ = 12679968.

The previous prime is 55475059. The next prime is 55475093. The reversal of 55475070 is 7057455.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131874 + ... + 132293.

It is an arithmetic number, because the mean of its divisors is an integer number (4755024).

Almost surely, 2^55475070 is an apocalyptic number.

55475070 is an abundant number, since it is smaller than the sum of its proper divisors (96685698).

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

55475070 is a wasteful number, since it uses less digits than its factorization.

55475070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264184.

The product of its (nonzero) digits is 24500, while the sum is 33.

The square root of 55475070 is about 7448.1588328929. The cubic root of 55475070 is about 381.3870592048.

The spelling of 55475070 in words is "fifty-five million, four hundred seventy-five thousand, seventy".