70609964 has 6 divisors (see below), whose sum is σ = 123567444. Its totient is φ = 35304980.

The previous prime is 70609927. The next prime is 70609967. The reversal of 70609964 is 46990607.

It is not an unprimeable number, because it can be changed into a prime (70609967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8826242 + ... + 8826249.

It is an arithmetic number, because the mean of its divisors is an integer number (20594574).

Almost surely, 2^70609964 is an apocalyptic number.

It is an amenable number.

70609964 is a deficient number, since it is larger than the sum of its proper divisors (52957480).

70609964 is a wasteful number, since it uses less digits than its factorization.

70609964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17652495 (or 17652493 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 70609964 is about 8402.9735213197. The cubic root of 70609964 is about 413.3221343364.

The spelling of 70609964 in words is "seventy million, six hundred nine thousand, nine hundred sixty-four".