42694269 has 16 divisors (see below), whose sum is σ = 58167552. Its totient is φ = 27848448.

The previous prime is 42694261. The next prime is 42694303. The reversal of 42694269 is 96249624.

It is not a de Polignac number, because 42694269 - 2³ = 42694261 is a prime.

It is a super-2 number, since 2×42694269² = 3645601210888722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42694269.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42694261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29292 + ... + 30714.

It is an arithmetic number, because the mean of its divisors is an integer number (3635472).

Almost surely, 2^42694269 is an apocalyptic number.

It is an amenable number.

42694269 is a deficient number, since it is larger than the sum of its proper divisors (15473283).

42694269 is a wasteful number, since it uses less digits than its factorization.

42694269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1636.

The product of its digits is 186624, while the sum is 42.

The square root of 42694269 is about 6534.0851693255. The cubic root of 42694269 is about 349.5075223360.

The spelling of 42694269 in words is "forty-two million, six hundred ninety-four thousand, two hundred sixty-nine".