54665402 has 16 divisors (see below), whose sum is σ = 90460800. Its totient is φ = 24567840.

The previous prime is 54665399. The next prime is 54665407. The reversal of 54665402 is 20456645.

It is not an unprimeable number, because it can be changed into a prime (54665407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12002 + ... + 15917.

It is an arithmetic number, because the mean of its divisors is an integer number (5653800).

Almost surely, 2^54665402 is an apocalyptic number.

54665402 is a deficient number, since it is larger than the sum of its proper divisors (35795398).

54665402 is a wasteful number, since it uses less digits than its factorization.

54665402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28021.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 54665402 is about 7393.6054804135. The cubic root of 54665402 is about 379.5224888495.

The spelling of 54665402 in words is "fifty-four million, six hundred sixty-five thousand, four hundred two".