2779464 has 16 divisors (see below), whose sum is σ = 6948720. Its totient is φ = 926480.

The previous prime is 2779463. The next prime is 2779487. The reversal of 2779464 is 4649772.

It is not an unprimeable number, because it can be changed into a prime (2779463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57882 + ... + 57929.

It is an arithmetic number, because the mean of its divisors is an integer number (434295).

2^2779464 is an apocalyptic number.

2779464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2779464 is an abundant number, since it is smaller than the sum of its proper divisors (4169256).

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

2779464 is a wasteful number, since it uses less digits than its factorization.

2779464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115820 (or 115816 counting only the distinct ones).

The product of its digits is 84672, while the sum is 39.

The square root of 2779464 is about 1667.1724565863. The cubic root of 2779464 is about 140.6005494280.

The spelling of 2779464 in words is "two million, seven hundred seventy-nine thousand, four hundred sixty-four".