54743855 has 4 divisors (see below), whose sum is σ = 65692632. Its totient is φ = 43795080.

The previous prime is 54743849. The next prime is 54743863. The reversal of 54743855 is 55834745.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 54743855 - 2¹² = 54739759 is a prime.

It is a super-2 number, since 2×54743855² = 5993779320522050, which contains 22 as substring.

It is a Duffinian number.

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, 5474381 + ... + 5474390.

It is an arithmetic number, because the mean of its divisors is an integer number (16423158).

Almost surely, 2^54743855 is an apocalyptic number.

54743855 is a deficient number, since it is larger than the sum of its proper divisors (10948777).

54743855 is a wasteful number, since it uses less digits than its factorization.

54743855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10948776.

The product of its digits is 336000, while the sum is 41.

The square root of 54743855 is about 7398.9090412033. The cubic root of 54743855 is about 379.7039591786.

The spelling of 54743855 in words is "fifty-four million, seven hundred forty-three thousand, eight hundred fifty-five".