72346952 has 16 divisors (see below), whose sum is σ = 135879660. Its totient is φ = 36112384.

The previous prime is 72346949. The next prime is 72346957. The reversal of 72346952 is 25964327.

It can be written as a sum of positive squares in 2 ways, for example, as 72148036 + 198916 = 8494^2 + 446^2 .

It is not an unprimeable number, because it can be changed into a prime (72346957) 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, 2393 + ... + 12264.

Almost surely, 2^72346952 is an apocalyptic number.

It is an amenable number.

72346952 is a deficient number, since it is larger than the sum of its proper divisors (63532708).

72346952 is a wasteful number, since it uses less digits than its factorization.

72346952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15280 (or 15276 counting only the distinct ones).

The product of its digits is 90720, while the sum is 38.

The square root of 72346952 is about 8505.7011468779. The cubic root of 72346952 is about 416.6839249029.

The spelling of 72346952 in words is "seventy-two million, three hundred forty-six thousand, nine hundred fifty-two".