70613252 has 12 divisors (see below), whose sum is σ = 124707660. Its totient is φ = 34982496.

The previous prime is 70613209. The next prime is 70613297. The reversal of 70613252 is 25231607.

It can be written as a sum of positive squares in 2 ways, for example, as 61089856 + 9523396 = 7816^2 + 3086^2 .

It is an unprimeable number.

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, 80543 + ... + 81414.

It is an arithmetic number, because the mean of its divisors is an integer number (10392305).

Almost surely, 2^70613252 is an apocalyptic number.

It is an amenable number.

70613252 is a deficient number, since it is larger than the sum of its proper divisors (54094408).

70613252 is a wasteful number, since it uses less digits than its factorization.

70613252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162070 (or 162068 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 70613252 is about 8403.1691640714. The cubic root of 70613252 is about 413.3285497770.

Adding to 70613252 its reverse (25231607), we get a palindrome (95844859).

The spelling of 70613252 in words is "seventy million, six hundred thirteen thousand, two hundred fifty-two".