54097778 has 32 divisors (see below), whose sum is σ = 96284160. Its totient is φ = 22314240.

The previous prime is 54097777. The next prime is 54097787. The reversal of 54097778 is 87779045.

It is not an unprimeable number, because it can be changed into a prime (54097777) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44750 + ... + 45942.

It is an arithmetic number, because the mean of its divisors is an integer number (3008880).

Almost surely, 2^54097778 is an apocalyptic number.

54097778 is a deficient number, since it is larger than the sum of its proper divisors (42186382).

54097778 is a wasteful number, since it uses less digits than its factorization.

54097778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322.

The product of its (nonzero) digits is 493920, while the sum is 47.

The square root of 54097778 is about 7355.1191696668. The cubic root of 54097778 is about 378.2043117834.

The spelling of 54097778 in words is "fifty-four million, ninety-seven thousand, seven hundred seventy-eight".