72679301 has 4 divisors (see below), whose sum is σ = 76954572. Its totient is φ = 68404032.

The previous prime is 72679253. The next prime is 72679319. The reversal of 72679301 is 10397627.

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

It can be written as a sum of positive squares in 2 ways, for example, as 65529025 + 7150276 = 8095^2 + 2674^2 .

It is a cyclic number.

It is not a de Polignac number, because 72679301 - 2²⁶ = 5570437 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 (72679381) 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, 2137610 + ... + 2137643.

It is an arithmetic number, because the mean of its divisors is an integer number (19238643).

Almost surely, 2^72679301 is an apocalyptic number.

It is an amenable number.

72679301 is a deficient number, since it is larger than the sum of its proper divisors (4275271).

72679301 is a wasteful number, since it uses less digits than its factorization.

72679301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4275270.

The product of its (nonzero) digits is 15876, while the sum is 35.

The square root of 72679301 is about 8525.2155984468. The cubic root of 72679301 is about 417.3210075710.

The spelling of 72679301 in words is "seventy-two million, six hundred seventy-nine thousand, three hundred one".