70090703 has 4 divisors (see below), whose sum is σ = 71077968. Its totient is φ = 69103440.

The previous prime is 70090693. The next prime is 70090723. The reversal of 70090703 is 30709007.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 70090703 - 2⁴ = 70090687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70090723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 493526 + ... + 493667.

It is an arithmetic number, because the mean of its divisors is an integer number (17769492).

Almost surely, 2^70090703 is an apocalyptic number.

70090703 is a deficient number, since it is larger than the sum of its proper divisors (987265).

70090703 is an equidigital number, since it uses as much as digits as its factorization.

70090703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 987264.

The product of its (nonzero) digits is 1323, while the sum is 26.

The square root of 70090703 is about 8372.0190515789. The cubic root of 70090703 is about 412.3064593141.

The spelling of 70090703 in words is "seventy million, ninety thousand, seven hundred three".