54919494 has 72 divisors (see below), whose sum is σ = 140529168. Its totient is φ = 15452640.

The previous prime is 54919489. The next prime is 54919511. The reversal of 54919494 is 49491945.

54919494 is a `hidden beast` number, since 549 + 19 + 4 + 94 = 666.

Its product of digits (233280) is a multiple of the sum of its prime divisors (960).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 62184 + ... + 63060.

It is an arithmetic number, because the mean of its divisors is an integer number (1951794).

Almost surely, 2^54919494 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54919494, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70264584).

54919494 is an abundant number, since it is smaller than the sum of its proper divisors (85609674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54919494 is a wasteful number, since it uses less digits than its factorization.

54919494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970 (or 960 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The square root of 54919494 is about 7410.7687860302. The cubic root of 54919494 is about 380.1096036563.

The spelling of 54919494 in words is "fifty-four million, nine hundred nineteen thousand, four hundred ninety-four".