699500142 has 24 divisors (see below), whose sum is σ = 1653364440. Its totient is φ = 211969680.

The previous prime is 699500141. The next prime is 699500147. The reversal of 699500142 is 241005996.

699500142 is a `hidden beast` number, since 6 + 9 + 9 + 500 + 142 = 666.

699500142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 699500097 and 699500106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (699500141) 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, 1766217 + ... + 1766612.

It is an arithmetic number, because the mean of its divisors is an integer number (68890185).

Almost surely, 2^699500142 is an apocalyptic number.

699500142 is an abundant number, since it is smaller than the sum of its proper divisors (953864298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

699500142 is a wasteful number, since it uses less digits than its factorization.

699500142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3532848 (or 3532845 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 699500142 is about 26448.0649953829. The cubic root of 699500142 is about 887.6926057410.

The spelling of 699500142 in words is "six hundred ninety-nine million, five hundred thousand, one hundred forty-two".