70481666 has 16 divisors (see below), whose sum is σ = 106868160. Its totient is φ = 34861200.

The previous prime is 70481651. The next prime is 70481699. The reversal of 70481666 is 66618407.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126260 + ... + 126816.

It is an arithmetic number, because the mean of its divisors is an integer number (6679260).

Almost surely, 2^70481666 is an apocalyptic number.

70481666 is a deficient number, since it is larger than the sum of its proper divisors (36386494).

70481666 is a wasteful number, since it uses less digits than its factorization.

70481666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1129.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 70481666 is about 8395.3359670712. The cubic root of 70481666 is about 413.0716477190.

The spelling of 70481666 in words is "seventy million, four hundred eighty-one thousand, six hundred sixty-six".