2694840438 has 32 divisors (see below), whose sum is σ = 5502492000. Its totient is φ = 879547136.

The previous prime is 2694840427. The next prime is 2694840439. The reversal of 2694840438 is 8340484962.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2694840439) 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, 153538 + ... + 170186.

It is an arithmetic number, because the mean of its divisors is an integer number (171952875).

Almost surely, 2^2694840438 is an apocalyptic number.

2694840438 is an abundant number, since it is smaller than the sum of its proper divisors (2807651562).

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

2694840438 is a wasteful number, since it uses less digits than its factorization.

2694840438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17216.

The product of its (nonzero) digits is 1327104, while the sum is 48.

The square root of 2694840438 is about 51911.8525772294. The cubic root of 2694840438 is about 1391.5891005872.

The spelling of 2694840438 in words is "two billion, six hundred ninety-four million, eight hundred forty thousand, four hundred thirty-eight".