70056458 has 8 divisors (see below), whose sum is σ = 110615520. Its totient is φ = 33184620.

The previous prime is 70056451. The next prime is 70056521. The reversal of 70056458 is 85465007.

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

It is not an unprimeable number, because it can be changed into a prime (70056451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 921758 + ... + 921833.

It is an arithmetic number, because the mean of its divisors is an integer number (13826940).

Almost surely, 2^70056458 is an apocalyptic number.

70056458 is a deficient number, since it is larger than the sum of its proper divisors (40559062).

70056458 is a wasteful number, since it uses less digits than its factorization.

70056458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1843612.

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 70056458 is about 8369.9735961352. The cubic root of 70056458 is about 412.2392999800.

The spelling of 70056458 in words is "seventy million, fifty-six thousand, four hundred fifty-eight".