70891474 has 8 divisors (see below), whose sum is σ = 110960640. Its totient is φ = 33904596.

The previous prime is 70891439. The next prime is 70891481. The reversal of 70891474 is 47419807.

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

It is a super-3 number, since 3×70891474³ (a number of 25 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 770514 + ... + 770605.

It is an arithmetic number, because the mean of its divisors is an integer number (13870080).

Almost surely, 2^70891474 is an apocalyptic number.

70891474 is a deficient number, since it is larger than the sum of its proper divisors (40069166).

70891474 is a wasteful number, since it uses less digits than its factorization.

70891474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1541144.

The product of its (nonzero) digits is 56448, while the sum is 40.

The square root of 70891474 is about 8419.7074771039. The cubic root of 70891474 is about 413.8706878299.

The spelling of 70891474 in words is "seventy million, eight hundred ninety-one thousand, four hundred seventy-four".