72632073 has 8 divisors (see below), whose sum is σ = 99460288. Its totient is φ = 47112624.

The previous prime is 72632071. The next prime is 72632081. The reversal of 72632073 is 37023627.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 72632073 - 2¹ = 72632071 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 72632073.

It is not an unprimeable number, because it can be changed into a prime (72632071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327061 + ... + 327282.

It is an arithmetic number, because the mean of its divisors is an integer number (12432536).

Almost surely, 2^72632073 is an apocalyptic number.

It is an amenable number.

72632073 is a deficient number, since it is larger than the sum of its proper divisors (26828215).

72632073 is a wasteful number, since it uses less digits than its factorization.

72632073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654383.

The product of its (nonzero) digits is 10584, while the sum is 30.

The square root of 72632073 is about 8522.4452476974. The cubic root of 72632073 is about 417.2305943588.

The spelling of 72632073 in words is "seventy-two million, six hundred thirty-two thousand, seventy-three".