2694057408 has 392 divisors, whose sum is σ = 9368076768. Its totient is φ = 752467968.

The previous prime is 2694057383. The next prime is 2694057451. The reversal of 2694057408 is 8047504962.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 23841160 + ... + 23841272.

Almost surely, 2^2694057408 is an apocalyptic number.

2694057408 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2694057408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4684038384).

2694057408 is an abundant number, since it is smaller than the sum of its proper divisors (6674019360).

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

2694057408 is an equidigital number, since it uses as much as digits as its factorization.

2694057408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223 (or 198 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 2694057408 is about 51904.3101100477. The cubic root of 2694057408 is about 1391.4543045334.

It can be divided in two parts, 26940 and 57408, that added together give a palindrome (84348).

The spelling of 2694057408 in words is "two billion, six hundred ninety-four million, fifty-seven thousand, four hundred eight".