70642413 has 12 divisors (see below), whose sum is σ = 102554400. Its totient is φ = 46857096.

The previous prime is 70642409. The next prime is 70642417. The reversal of 70642413 is 31424607.

70642413 is a `hidden beast` number, since 7 + 0 + 642 + 4 + 13 = 666.

It is an interprime number because it is at equal distance from previous prime (70642409) and next prime (70642417).

It is not a de Polignac number, because 70642413 - 2² = 70642409 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70642417) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17931 + ... + 21512.

It is an arithmetic number, because the mean of its divisors is an integer number (8546200).

Almost surely, 2^70642413 is an apocalyptic number.

It is an amenable number.

70642413 is a deficient number, since it is larger than the sum of its proper divisors (31911987).

70642413 is a wasteful number, since it uses less digits than its factorization.

70642413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39648 (or 39645 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 70642413 is about 8404.9041041525. The cubic root of 70642413 is about 413.3854390752.

The spelling of 70642413 in words is "seventy million, six hundred forty-two thousand, four hundred thirteen".