2920972 has 12 divisors (see below), whose sum is σ = 5198760. Its totient is φ = 1435616.

The previous prime is 2920969. The next prime is 2920979. The reversal of 2920972 is 2790292.

It is not an unprimeable number, because it can be changed into a prime (2920979) 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, 5953 + ... + 6424.

It is an arithmetic number, because the mean of its divisors is an integer number (433230).

2^2920972 is an apocalyptic number.

It is an amenable number.

2920972 is a deficient number, since it is larger than the sum of its proper divisors (2277788).

2920972 is a wasteful number, since it uses less digits than its factorization.

2920972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12440 (or 12438 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 2920972 is about 1709.0851353868. The cubic root of 2920972 is about 142.9472477273.

The spelling of 2920972 in words is "two million, nine hundred twenty thousand, nine hundred seventy-two".