72946354 has 16 divisors (see below), whose sum is σ = 124768728. Its totient is φ = 31686912.

The previous prime is 72946331. The next prime is 72946381. The reversal of 72946354 is 45364927.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 66830625 + 6115729 = 8175^2 + 2473^2 .

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 7 ways as a sum of consecutive naturals, for example, 82077 + ... + 82960.

Almost surely, 2^72946354 is an apocalyptic number.

72946354 is a deficient number, since it is larger than the sum of its proper divisors (51822374).

72946354 is a wasteful number, since it uses less digits than its factorization.

72946354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165069.

The product of its digits is 181440, while the sum is 40.

The square root of 72946354 is about 8540.8637736473. The cubic root of 72946354 is about 417.8315179149.

The spelling of 72946354 in words is "seventy-two million, nine hundred forty-six thousand, three hundred fifty-four".