70470666 has 48 divisors (see below), whose sum is σ = 182093184. Its totient is φ = 19258272.

The previous prime is 70470619. The next prime is 70470671. The reversal of 70470666 is 66607407.

It is a super-2 number, since 2×70470666² = 9932229532967112, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 70470666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9261 + ... + 15056.

It is an arithmetic number, because the mean of its divisors is an integer number (3793608).

Almost surely, 2^70470666 is an apocalyptic number.

70470666 is an abundant number, since it is smaller than the sum of its proper divisors (111622518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70470666 is a wasteful number, since it uses less digits than its factorization.

70470666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24355 (or 24352 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 70470666 is about 8394.6808158500. The cubic root of 70470666 is about 413.0501573808.

The spelling of 70470666 in words is "seventy million, four hundred seventy thousand, six hundred sixty-six".