70857422 has 16 divisors (see below), whose sum is σ = 112093200. Its totient is φ = 33500160.

The previous prime is 70857401. The next prime is 70857473. The reversal of 70857422 is 22475807.

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 7 ways as a sum of consecutive naturals, for example, 22904 + ... + 25812.

It is an arithmetic number, because the mean of its divisors is an integer number (7005825).

Almost surely, 2^70857422 is an apocalyptic number.

70857422 is a deficient number, since it is larger than the sum of its proper divisors (41235778).

70857422 is a wasteful number, since it uses less digits than its factorization.

70857422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3571.

The product of its (nonzero) digits is 31360, while the sum is 35.

The square root of 70857422 is about 8417.6850737005. The cubic root of 70857422 is about 413.8044110223.

The spelling of 70857422 in words is "seventy million, eight hundred fifty-seven thousand, four hundred twenty-two".