72626727 has 8 divisors (see below), whose sum is σ = 98281216. Its totient is φ = 47695032.

The previous prime is 72626717. The next prime is 72626747. The reversal of 72626727 is 72762627.

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

It is not a de Polignac number, because 72626727 - 2⁴ = 72626711 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 (72626717) by changing a digit.

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, 180463 + ... + 180864.

It is an arithmetic number, because the mean of its divisors is an integer number (12285152).

Almost surely, 2^72626727 is an apocalyptic number.

72626727 is a deficient number, since it is larger than the sum of its proper divisors (25654489).

72626727 is a wasteful number, since it uses less digits than its factorization.

72626727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361397.

The product of its digits is 98784, while the sum is 39.

The square root of 72626727 is about 8522.1315995471. The cubic root of 72626727 is about 417.2203575153.

The spelling of 72626727 in words is "seventy-two million, six hundred twenty-six thousand, seven hundred twenty-seven".