2945312 has 12 divisors (see below), whose sum is σ = 5798646. Its totient is φ = 1472640.

The previous prime is 2945309. The next prime is 2945321. The reversal of 2945312 is 2135492.

It can be written as a sum of positive squares in only one way, i.e., 2421136 + 524176 = 1556^2 + 724^2 .

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45989 + ... + 46052.

2^2945312 is an apocalyptic number.

It is an amenable number.

2945312 is a deficient number, since it is larger than the sum of its proper divisors (2853334).

2945312 is an equidigital number, since it uses as much as digits as its factorization.

2945312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92051 (or 92043 counting only the distinct ones).

The product of its digits is 2160, while the sum is 26.

The square root of 2945312 is about 1716.1911315468. The cubic root of 2945312 is about 143.3432022530.

The spelling of 2945312 in words is "two million, nine hundred forty-five thousand, three hundred twelve".