54473895 has 24 divisors (see below), whose sum is σ = 107910816. Its totient is φ = 24902208.

The previous prime is 54473891. The next prime is 54473911. The reversal of 54473895 is 59837445.

It is not a de Polignac number, because 54473895 - 2² = 54473891 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 54473895.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54473891) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 86152 + ... + 86781.

It is an arithmetic number, because the mean of its divisors is an integer number (4496284).

Almost surely, 2^54473895 is an apocalyptic number.

54473895 is a deficient number, since it is larger than the sum of its proper divisors (53436921).

54473895 is a wasteful number, since it uses less digits than its factorization.

54473895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172951 (or 172948 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 54473895 is about 7380.6432646484. The cubic root of 54473895 is about 379.0787819230.

The spelling of 54473895 in words is "fifty-four million, four hundred seventy-three thousand, eight hundred ninety-five".