54497040 has 80 divisors (see below), whose sum is σ = 181946688. Its totient is φ = 13413888.

The previous prime is 54497033. The next prime is 54497059. The reversal of 54497040 is 4079445.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 54496992 and 54497010.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5614 + ... + 11853.

Almost surely, 2^54497040 is an apocalyptic number.

It is an amenable number.

54497040 is an abundant number, since it is smaller than the sum of its proper divisors (127449648).

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

54497040 is a wasteful number, since it uses less digits than its factorization.

54497040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17496 (or 17490 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 54497040 is about 7382.2110508980. The cubic root of 54497040 is about 379.1324622904.

The spelling of 54497040 in words is "fifty-four million, four hundred ninety-seven thousand, forty".