2903972 has 6 divisors (see below), whose sum is σ = 5081958. Its totient is φ = 1451984.

The previous prime is 2903969. The next prime is 2904001. The reversal of 2903972 is 2793092.

2903972 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2876416 + 27556 = 1696^2 + 166^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362993 + ... + 363000.

It is an arithmetic number, because the mean of its divisors is an integer number (846993).

2^2903972 is an apocalyptic number.

It is an amenable number.

2903972 is a deficient number, since it is larger than the sum of its proper divisors (2177986).

2903972 is a wasteful number, since it uses less digits than its factorization.

2903972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725997 (or 725995 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 2903972 is about 1704.1044568922. The cubic root of 2903972 is about 142.6693912582.

The spelling of 2903972 in words is "two million, nine hundred three thousand, nine hundred seventy-two".