54799140 has 96 divisors (see below), whose sum is σ = 169666560. Its totient is φ = 13104000.

The previous prime is 54799127. The next prime is 54799159. The reversal of 54799140 is 4199745.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51615 + ... + 52665.

It is an arithmetic number, because the mean of its divisors is an integer number (1767360).

Almost surely, 2^54799140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54799140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84833280).

54799140 is an abundant number, since it is smaller than the sum of its proper divisors (114867420).

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

54799140 is a wasteful number, since it uses less digits than its factorization.

54799140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1153 (or 1151 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 39.

The square root of 54799140 is about 7402.6441222039. The cubic root of 54799140 is about 379.8317352907.

The spelling of 54799140 in words is "fifty-four million, seven hundred ninety-nine thousand, one hundred forty".