70732413 has 16 divisors (see below), whose sum is σ = 106118400. Its totient is φ = 46556640.

The previous prime is 70732397. The next prime is 70732423. The reversal of 70732413 is 31423707.

It is not a de Polignac number, because 70732413 - 2⁴ = 70732397 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70732423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14448 + ... + 18713.

It is an arithmetic number, because the mean of its divisors is an integer number (6632400).

Almost surely, 2^70732413 is an apocalyptic number.

It is an amenable number.

70732413 is a deficient number, since it is larger than the sum of its proper divisors (35385987).

70732413 is a wasteful number, since it uses less digits than its factorization.

70732413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33249 (or 33243 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 27.

The square root of 70732413 is about 8410.2564170184. The cubic root of 70732413 is about 413.5609186454.

The spelling of 70732413 in words is "seventy million, seven hundred thirty-two thousand, four hundred thirteen".