2901872 has 20 divisors (see below), whose sum is σ = 5650680. Its totient is φ = 1443648.

The previous prime is 2901853. The next prime is 2901893. The reversal of 2901872 is 2781092.

It is a happy number.

It is a super-2 number, since 2×2901872² = 16841722208768, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

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, 4379 + ... + 4997.

It is an arithmetic number, because the mean of its divisors is an integer number (282534).

2^2901872 is an apocalyptic number.

It is an amenable number.

2901872 is a deficient number, since it is larger than the sum of its proper divisors (2748808).

2901872 is a wasteful number, since it uses less digits than its factorization.

2901872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920 (or 914 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 2901872 is about 1703.4881860465. The cubic root of 2901872 is about 142.6349926288.

It can be divided in two parts, 2901 and 872, that added together give a palindrome (3773).

The spelling of 2901872 in words is "two million, nine hundred one thousand, eight hundred seventy-two".