54815064 has 32 divisors (see below), whose sum is σ = 137494320. Its totient is φ = 18210816.

The previous prime is 54815063. The next prime is 54815069. The reversal of 54815064 is 46051845.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54815063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3864 + ... + 11160.

Almost surely, 2^54815064 is an apocalyptic number.

It is an amenable number.

54815064 is an abundant number, since it is smaller than the sum of its proper divisors (82679256).

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

54815064 is a wasteful number, since it uses less digits than its factorization.

54815064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7619 (or 7615 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 54815064 is about 7403.7196057117. The cubic root of 54815064 is about 379.8685233059.

The spelling of 54815064 in words is "fifty-four million, eight hundred fifteen thousand, sixty-four".