3965572 has 12 divisors (see below), whose sum is σ = 7473676. Its totient is φ = 1830240.

The previous prime is 3965569. The next prime is 3965581. The reversal of 3965572 is 2755693.

It can be written as a sum of positive squares in 2 ways, for example, as 1223236 + 2742336 = 1106^2 + 1656^2 .

It is a super-2 number, since 2×3965572² = 31451522574368, which contains 22 as substring.

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, 38079 + ... + 38182.

Almost surely, 2^3965572 is an apocalyptic number.

It is an amenable number.

3965572 is a deficient number, since it is larger than the sum of its proper divisors (3508104).

3965572 is a wasteful number, since it uses less digits than its factorization.

3965572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76278 (or 76276 counting only the distinct ones).

The product of its digits is 56700, while the sum is 37.

The square root of 3965572 is about 1991.3743997551. The cubic root of 3965572 is about 158.2833669358.

The spelling of 3965572 in words is "three million, nine hundred sixty-five thousand, five hundred seventy-two".