3142040438 has 16 divisors (see below), whose sum is σ = 4877174160. Its totient is φ = 1516351200.

The previous prime is 3142040437. The next prime is 3142040443. The reversal of 3142040438 is 8340402413.

It is a super-2 number, since 2×3142040438² = 19744836228054463688, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a self number, because there is not a number n which added to its sum of digits gives 3142040438.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3142040437) 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, 221108 + ... + 234888.

It is an arithmetic number, because the mean of its divisors is an integer number (304823385).

Almost surely, 2^3142040438 is an apocalyptic number.

3142040438 is a deficient number, since it is larger than the sum of its proper divisors (1735133722).

3142040438 is a wasteful number, since it uses less digits than its factorization.

3142040438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17743.

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 3142040438 is about 56053.9065364761. The cubic root of 3142040438 is about 1464.6614690690.

The spelling of 3142040438 in words is "three billion, one hundred forty-two million, forty thousand, four hundred thirty-eight".