699899942 has 8 divisors (see below), whose sum is σ = 1199828496. Its totient is φ = 299957112.

The previous prime is 699899933. The next prime is 699899957. The reversal of 699899942 is 249998996.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24996413 + ... + 24996440.

It is an arithmetic number, because the mean of its divisors is an integer number (149978562).

Almost surely, 2^699899942 is an apocalyptic number.

699899942 is a deficient number, since it is larger than the sum of its proper divisors (499928554).

699899942 is a wasteful number, since it uses less digits than its factorization.

699899942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49992862.

The product of its digits is 22674816, while the sum is 65.

The square root of 699899942 is about 26455.6221246071. The cubic root of 699899942 is about 887.8616940607.

The spelling of 699899942 in words is "six hundred ninety-nine million, eight hundred ninety-nine thousand, nine hundred forty-two".