72140035 has 16 divisors (see below), whose sum is σ = 95639040. Its totient is φ = 51798240.

The previous prime is 72140009. The next prime is 72140053. The reversal of 72140035 is 53004127.

It is not a de Polignac number, because 72140035 - 2¹⁵ = 72107267 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 72139988 and 72140015.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3957 + ... + 12646.

It is an arithmetic number, because the mean of its divisors is an integer number (5977440).

Almost surely, 2^72140035 is an apocalyptic number.

72140035 is a deficient number, since it is larger than the sum of its proper divisors (23499005).

72140035 is a wasteful number, since it uses less digits than its factorization.

72140035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16698.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 72140035 is about 8493.5290074268. The cubic root of 72140035 is about 416.2862978504.

The spelling of 72140035 in words is "seventy-two million, one hundred forty thousand, thirty-five".