73431076 has 12 divisors (see below), whose sum is σ = 130929372. Its totient is φ = 36022688.

The previous prime is 73431073. The next prime is 73431089. The reversal of 73431076 is 67013437.

It can be written as a sum of positive squares in 2 ways, for example, as 40068900 + 33362176 = 6330^2 + 5776^2 .

It is not an unprimeable number, because it can be changed into a prime (73431073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172975 + ... + 173398.

It is an arithmetic number, because the mean of its divisors is an integer number (10910781).

Almost surely, 2^73431076 is an apocalyptic number.

It is an amenable number.

73431076 is a deficient number, since it is larger than the sum of its proper divisors (57498296).

73431076 is a wasteful number, since it uses less digits than its factorization.

73431076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346430 (or 346428 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 31.

The square root of 73431076 is about 8569.1934276220. The cubic root of 73431076 is about 418.7549598878.

The spelling of 73431076 in words is "seventy-three million, four hundred thirty-one thousand, seventy-six".