70645382 has 16 divisors (see below), whose sum is σ = 112123440. Its totient is φ = 33290208.

The previous prime is 70645357. The next prime is 70645409. The reversal of 70645382 is 28354607.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2768 + ... + 12204.

It is an arithmetic number, because the mean of its divisors is an integer number (7007715).

Almost surely, 2^70645382 is an apocalyptic number.

70645382 is a deficient number, since it is larger than the sum of its proper divisors (41478058).

70645382 is a wasteful number, since it uses less digits than its factorization.

70645382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9655.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 70645382 is about 8405.0807253708. The cubic root of 70645382 is about 413.3912303278.

Adding to 70645382 its reverse (28354607), we get a palindrome (98999989).

The spelling of 70645382 in words is "seventy million, six hundred forty-five thousand, three hundred eighty-two".