70408935 has 12 divisors (see below), whose sum is σ = 122042232. Its totient is φ = 37551408.

The previous prime is 70408913. The next prime is 70408937. The reversal of 70408935 is 53980407.

It is not a de Polignac number, because 70408935 - 2⁹ = 70408423 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 70408935.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70408937) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 782277 + ... + 782366.

It is an arithmetic number, because the mean of its divisors is an integer number (10170186).

Almost surely, 2^70408935 is an apocalyptic number.

70408935 is a deficient number, since it is larger than the sum of its proper divisors (51633297).

70408935 is a wasteful number, since it uses less digits than its factorization.

70408935 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1564654 (or 1564651 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 70408935 is about 8391.0032177327. The cubic root of 70408935 is about 412.9295140474.

The spelling of 70408935 in words is "seventy million, four hundred eight thousand, nine hundred thirty-five".