55475495 has 8 divisors (see below), whose sum is σ = 67508640. Its totient is φ = 43755040.

The previous prime is 55475489. The next prime is 55475587. The reversal of 55475495 is 59457455.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55475495 - 2⁸ = 55475239 is a prime.

It is a congruent 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, 77780 + ... + 78489.

It is an arithmetic number, because the mean of its divisors is an integer number (8438580).

Almost surely, 2^55475495 is an apocalyptic number.

55475495 is a deficient number, since it is larger than the sum of its proper divisors (12033145).

55475495 is a wasteful number, since it uses less digits than its factorization.

55475495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156345.

The product of its digits is 630000, while the sum is 44.

The square root of 55475495 is about 7448.1873633791. The cubic root of 55475495 is about 381.3880331503.

The spelling of 55475495 in words is "fifty-five million, four hundred seventy-five thousand, four hundred ninety-five".