2940438 has 16 divisors (see below), whose sum is σ = 6024816. Its totient is φ = 956160.

The previous prime is 2940437. The next prime is 2940449. The reversal of 2940438 is 8340492.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2940437) 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, 5731 + ... + 6222.

It is an arithmetic number, because the mean of its divisors is an integer number (376551).

2^2940438 is an apocalyptic number.

2940438 is an abundant number, since it is smaller than the sum of its proper divisors (3084378).

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

2940438 is a wasteful number, since it uses less digits than its factorization.

2940438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11999.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 2940438 is about 1714.7705385853. The cubic root of 2940438 is about 143.2640889018.

The spelling of 2940438 in words is "two million, nine hundred forty thousand, four hundred thirty-eight".