70445499 has 8 divisors (see below), whose sum is σ = 94293840. Its totient is φ = 46780416.

The previous prime is 70445497. The next prime is 70445519. The reversal of 70445499 is 99454407.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 70445499 - 2¹ = 70445497 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 70445499.

It is not an unprimeable number, because it can be changed into a prime (70445491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44914 + ... + 46455.

It is an arithmetic number, because the mean of its divisors is an integer number (11786730).

Almost surely, 2^70445499 is an apocalyptic number.

70445499 is a deficient number, since it is larger than the sum of its proper divisors (23848341).

70445499 is a wasteful number, since it uses less digits than its factorization.

70445499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91629.

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 70445499 is about 8393.1816970682. The cubic root of 70445499 is about 413.0009810278. Note that the first 3 decimals are identical.

The spelling of 70445499 in words is "seventy million, four hundred forty-five thousand, four hundred ninety-nine".