70471844 has 12 divisors (see below), whose sum is σ = 123481344. Its totient is φ = 35191464.

The previous prime is 70471837. The next prime is 70471853. The reversal of 70471844 is 44817407.

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, 7412 + ... + 13995.

It is an arithmetic number, because the mean of its divisors is an integer number (10290112).

Almost surely, 2^70471844 is an apocalyptic number.

It is an amenable number.

70471844 is a deficient number, since it is larger than the sum of its proper divisors (53009500).

70471844 is a wasteful number, since it uses less digits than its factorization.

70471844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22234 (or 22232 counting only the distinct ones).

The product of its (nonzero) digits is 25088, while the sum is 35.

The square root of 70471844 is about 8394.7509790345. The cubic root of 70471844 is about 413.0524589076.

The spelling of 70471844 in words is "seventy million, four hundred seventy-one thousand, eight hundred forty-four".