3973072 has 10 divisors (see below), whose sum is σ = 7697858. Its totient is φ = 1986528.

The previous prime is 3973063. The next prime is 3973093. The reversal of 3973072 is 2703793.

It can be written as a sum of positive squares in only one way, i.e., 3370896 + 602176 = 1836^2 + 776^2 .

It is a super-2 number, since 2×3973072² = 31570602234368, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124143 + ... + 124174.

Almost surely, 2^3973072 is an apocalyptic number.

It is an amenable number.

3973072 is a deficient number, since it is larger than the sum of its proper divisors (3724786).

3973072 is a wasteful number, since it uses less digits than its factorization.

3973072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248325 (or 248319 counting only the distinct ones).

The product of its (nonzero) digits is 7938, while the sum is 31.

The square root of 3973072 is about 1993.2566317461. The cubic root of 3973072 is about 158.3830900562.

The spelling of 3973072 in words is "three million, nine hundred seventy-three thousand, seventy-two".