2939456 has 28 divisors (see below), whose sum is σ = 6283452. Its totient is φ = 1356288.

The previous prime is 2939449. The next prime is 2939473. The reversal of 2939456 is 6549392.

It can be written as a sum of positive squares in 2 ways, for example, as 1401856 + 1537600 = 1184^2 + 1240^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 935 + ... + 2598.

It is an arithmetic number, because the mean of its divisors is an integer number (224409).

2^2939456 is an apocalyptic number.

2939456 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2939456 is an abundant number, since it is smaller than the sum of its proper divisors (3343996).

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

2939456 is a wasteful number, since it uses less digits than its factorization.

2939456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3558 (or 3548 counting only the distinct ones).

The product of its digits is 58320, while the sum is 38.

The square root of 2939456 is about 1714.4841789880. The cubic root of 2939456 is about 143.2481387837.

The spelling of 2939456 in words is "two million, nine hundred thirty-nine thousand, four hundred fifty-six".