70090136 has 32 divisors (see below), whose sum is σ = 136293840. Its totient is φ = 33763968.

The previous prime is 70090127. The next prime is 70090213. The reversal of 70090136 is 63109007.

It is a happy number.

It is a congruent number.

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, 30566 + ... + 32778.

Almost surely, 2^70090136 is an apocalyptic number.

It is an amenable number.

70090136 is a deficient number, since it is larger than the sum of its proper divisors (66203704).

70090136 is a wasteful number, since it uses less digits than its factorization.

70090136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2363 (or 2359 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 26.

The square root of 70090136 is about 8371.9851887112. The cubic root of 70090136 is about 412.3053475242.

The spelling of 70090136 in words is "seventy million, ninety thousand, one hundred thirty-six".