2909152 has 12 divisors (see below), whose sum is σ = 5727456. Its totient is φ = 1454560.

The previous prime is 2909149. The next prime is 2909161. The reversal of 2909152 is 2519092.

It is a self number, because there is not a number n which added to its sum of digits gives 2909152.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45424 + ... + 45487.

It is an arithmetic number, because the mean of its divisors is an integer number (477288).

2^2909152 is an apocalyptic number.

It is an amenable number.

2909152 is a deficient number, since it is larger than the sum of its proper divisors (2818304).

2909152 is an equidigital number, since it uses as much as digits as its factorization.

2909152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90921 (or 90913 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 2909152 is about 1705.6236396110. The cubic root of 2909152 is about 142.7541703659.

The spelling of 2909152 in words is "two million, nine hundred nine thousand, one hundred fifty-two".