72627726 has 16 divisors (see below), whose sum is σ = 145369728. Its totient is φ = 24190200.

The previous prime is 72627719. The next prime is 72627727. The reversal of 72627726 is 62772627.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72627727) 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, 5061 + ... + 13071.

It is an arithmetic number, because the mean of its divisors is an integer number (9085608).

Almost surely, 2^72627726 is an apocalyptic number.

72627726 is an abundant number, since it is smaller than the sum of its proper divisors (72742002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

72627726 is a wasteful number, since it uses less digits than its factorization.

72627726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9527.

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

The square root of 72627726 is about 8522.1902114421. The cubic root of 72627726 is about 417.2222704990. Note that the first 4 decimals are identical.

The spelling of 72627726 in words is "seventy-two million, six hundred twenty-seven thousand, seven hundred twenty-six".