72620602 has 8 divisors (see below), whose sum is σ = 110054196. Its totient is φ = 35935872.

The previous prime is 72620599. The next prime is 72620609. The reversal of 72620602 is 20602627.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 61921161 + 10699441 = 7869^2 + 3271^2 .

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

It is not an unprimeable number, because it can be changed into a prime (72620609) 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 3 ways as a sum of consecutive naturals, for example, 186973 + ... + 187360.

Almost surely, 2^72620602 is an apocalyptic number.

72620602 is a deficient number, since it is larger than the sum of its proper divisors (37433594).

72620602 is a wasteful number, since it uses less digits than its factorization.

72620602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374432.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 72620602 is about 8521.7722335204. The cubic root of 72620602 is about 417.2086283781.

The spelling of 72620602 in words is "seventy-two million, six hundred twenty thousand, six hundred two".