72096623 has 4 divisors (see below), whose sum is σ = 73172760. Its totient is φ = 71020488.

The previous prime is 72096587. The next prime is 72096631. The reversal of 72096623 is 32669027.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 72096623 - 2¹⁰ = 72095599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72096653) 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, 537968 + ... + 538101.

It is an arithmetic number, because the mean of its divisors is an integer number (18293190).

Almost surely, 2^72096623 is an apocalyptic number.

72096623 is a deficient number, since it is larger than the sum of its proper divisors (1076137).

72096623 is a wasteful number, since it uses less digits than its factorization.

72096623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1076136.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 72096623 is about 8490.9730302245. The cubic root of 72096623 is about 416.2027776662.

The spelling of 72096623 in words is "seventy-two million, ninety-six thousand, six hundred twenty-three".