64073800 has 48 divisors (see below), whose sum is σ = 170256960. Its totient is φ = 21967680.

The previous prime is 64073783. The next prime is 64073839. The reversal of 64073800 is 837046.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 21484 + ... + 24283.

It is an arithmetic number, because the mean of its divisors is an integer number (3547020).

Almost surely, 2^64073800 is an apocalyptic number.

It is an amenable number.

64073800 is an abundant number, since it is smaller than the sum of its proper divisors (106183160).

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

64073800 is a wasteful number, since it uses less digits than its factorization.

64073800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45790 (or 45781 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 64073800 is about 8004.6111710688. The cubic root of 64073800 is about 400.1536909402.

The spelling of 64073800 in words is "sixty-four million, seventy-three thousand, eight hundred".