73056830 has 64 divisors (see below), whose sum is σ = 166164480. Its totient is φ = 22464000.

The previous prime is 73056827. The next prime is 73056853. The reversal of 73056830 is 3865037.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60230 + ... + 61430.

It is an arithmetic number, because the mean of its divisors is an integer number (2596320).

Almost surely, 2^73056830 is an apocalyptic number.

73056830 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

73056830 is an abundant number, since it is smaller than the sum of its proper divisors (93107650).

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

73056830 is a wasteful number, since it uses less digits than its factorization.

73056830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1305.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 73056830 is about 8547.3288225036. The cubic root of 73056830 is about 418.0423444050.

The spelling of 73056830 in words is "seventy-three million, fifty-six thousand, eight hundred thirty".