54402465 has 32 divisors (see below), whose sum is σ = 99259776. Its totient is φ = 25205760.

The previous prime is 54402461. The next prime is 54402473. The reversal of 54402465 is 56420445.

It is not a de Polignac number, because 54402465 - 2² = 54402461 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (54402461) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4891 + ... + 11520.

It is an arithmetic number, because the mean of its divisors is an integer number (3101868).

Almost surely, 2^54402465 is an apocalyptic number.

It is an amenable number.

54402465 is a deficient number, since it is larger than the sum of its proper divisors (44857311).

54402465 is a wasteful number, since it uses less digits than its factorization.

54402465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16449.

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 54402465 is about 7375.8026681847. The cubic root of 54402465 is about 378.9130178669.

The spelling of 54402465 in words is "fifty-four million, four hundred two thousand, four hundred sixty-five".