54519478 has 16 divisors (see below), whose sum is σ = 91108080. Its totient is φ = 24294816.

The previous prime is 54519469. The next prime is 54519503. The reversal of 54519478 is 87491545.

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, 35400 + ... + 36907.

It is an arithmetic number, because the mean of its divisors is an integer number (5694255).

Almost surely, 2^54519478 is an apocalyptic number.

54519478 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

54519478 is a deficient number, since it is larger than the sum of its proper divisors (36588602).

54519478 is a wasteful number, since it uses less digits than its factorization.

54519478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72351.

The product of its digits is 201600, while the sum is 43.

The square root of 54519478 is about 7383.7306288894. The cubic root of 54519478 is about 379.1844884001.

The spelling of 54519478 in words is "fifty-four million, five hundred nineteen thousand, four hundred seventy-eight".