70624142 has 8 divisors (see below), whose sum is σ = 107387616. Its totient is φ = 34828272.

The previous prime is 70624129. The next prime is 70624163. The reversal of 70624142 is 24142607.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 241718 + ... + 242009.

It is an arithmetic number, because the mean of its divisors is an integer number (13423452).

Almost surely, 2^70624142 is an apocalyptic number.

70624142 is a deficient number, since it is larger than the sum of its proper divisors (36763474).

70624142 is a wasteful number, since it uses less digits than its factorization.

70624142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483802.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 70624142 is about 8403.8171089095. The cubic root of 70624142 is about 413.3497965751.

Adding to 70624142 its reverse (24142607), we get a palindrome (94766749).

The spelling of 70624142 in words is "seventy million, six hundred twenty-four thousand, one hundred forty-two".