54567489 has 16 divisors (see below), whose sum is σ = 75957440. Its totient is φ = 34810560.

The previous prime is 54567451. The next prime is 54567493. The reversal of 54567489 is 98476545.

It is a de Polignac number, because none of the positive numbers 2^k-54567489 is a prime.

It is a super-2 number, since 2×54567489² = 5955221711530242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54567439) 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, 2742 + ... + 10800.

It is an arithmetic number, because the mean of its divisors is an integer number (4747340).

Almost surely, 2^54567489 is an apocalyptic number.

It is an amenable number.

54567489 is a deficient number, since it is larger than the sum of its proper divisors (21389951).

54567489 is a wasteful number, since it uses less digits than its factorization.

54567489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8160.

The product of its digits is 1209600, while the sum is 48.

The square root of 54567489 is about 7386.9810477623. The cubic root of 54567489 is about 379.2957616908.

The spelling of 54567489 in words is "fifty-four million, five hundred sixty-seven thousand, four hundred eighty-nine".