73235972 has 12 divisors (see below), whose sum is σ = 128284380. Its totient is φ = 36583296.

The previous prime is 73235969. The next prime is 73235989. The reversal of 73235972 is 27953237.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 30647296 + 42588676 = 5536^2 + 6526^2 .

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 3 ways as a sum of consecutive naturals, for example, 3593 + ... + 12624.

It is an arithmetic number, because the mean of its divisors is an integer number (10690365).

Almost surely, 2^73235972 is an apocalyptic number.

It is an amenable number.

73235972 is a deficient number, since it is larger than the sum of its proper divisors (55048408).

73235972 is a wasteful number, since it uses less digits than its factorization.

73235972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17350 (or 17348 counting only the distinct ones).

The product of its digits is 79380, while the sum is 38.

The square root of 73235972 is about 8557.8018205612. The cubic root of 73235972 is about 418.3837581300.

The spelling of 73235972 in words is "seventy-three million, two hundred thirty-five thousand, nine hundred seventy-two".