70457282 has 32 divisors (see below), whose sum is σ = 134628480. Its totient is φ = 26922240.

The previous prime is 70457281. The next prime is 70457323. The reversal of 70457282 is 28275407.

It is not an unprimeable number, because it can be changed into a prime (70457281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3269 + ... + 12312.

It is an arithmetic number, because the mean of its divisors is an integer number (4207140).

Almost surely, 2^70457282 is an apocalyptic number.

70457282 is a deficient number, since it is larger than the sum of its proper divisors (64171198).

70457282 is a wasteful number, since it uses less digits than its factorization.

70457282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15626.

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

The square root of 70457282 is about 8393.8836065316. The cubic root of 70457282 is about 413.0240064841.

The spelling of 70457282 in words is "seventy million, four hundred fifty-seven thousand, two hundred eighty-two".