73164770 has 32 divisors (see below), whose sum is σ = 159366528. Its totient is φ = 23609088.

The previous prime is 73164769. The next prime is 73164809. The reversal of 73164770 is 7746137.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 73164770.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29552 + ... + 31931.

It is an arithmetic number, because the mean of its divisors is an integer number (4980204).

Almost surely, 2^73164770 is an apocalyptic number.

73164770 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

73164770 is an abundant number, since it is smaller than the sum of its proper divisors (86201758).

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

73164770 is a wasteful number, since it uses less digits than its factorization.

73164770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61514.

The product of its (nonzero) digits is 24696, while the sum is 35.

The square root of 73164770 is about 8553.6407453201. The cubic root of 73164770 is about 418.2481261499.

The spelling of 73164770 in words is "seventy-three million, one hundred sixty-four thousand, seven hundred seventy".