42999050 has 12 divisors (see below), whose sum is σ = 79978326. Its totient is φ = 17199600.

The previous prime is 42999043. The next prime is 42999113. The reversal of 42999050 is 5099924.

It can be written as a sum of positive squares in 3 ways, for example, as 41075281 + 1923769 = 6409^2 + 1387^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42998995 and 42999013.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 429941 + ... + 430040.

Almost surely, 2^42999050 is an apocalyptic number.

42999050 is a deficient number, since it is larger than the sum of its proper divisors (36979276).

42999050 is a wasteful number, since it uses less digits than its factorization.

42999050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 859993 (or 859988 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 42999050 is about 6557.3660870810. The cubic root of 42999050 is about 350.3372259978.

The spelling of 42999050 in words is "forty-two million, nine hundred ninety-nine thousand, fifty".