70499223 has 12 divisors (see below), whose sum is σ = 101941840. Its totient is φ = 46948896.

The previous prime is 70499189. The next prime is 70499243. The reversal of 70499223 is 32299407.

It is a de Polignac number, because none of the positive numbers 2^k-70499223 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 (70499243) 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, 5883 + ... + 13251.

Almost surely, 2^70499223 is an apocalyptic number.

70499223 is a deficient number, since it is larger than the sum of its proper divisors (31442617).

70499223 is a wasteful number, since it uses less digits than its factorization.

70499223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8438 (or 8435 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 70499223 is about 8396.3815420692. The cubic root of 70499223 is about 413.1059436205.

The spelling of 70499223 in words is "seventy million, four hundred ninety-nine thousand, two hundred twenty-three".