3999476 has 12 divisors (see below), whose sum is σ = 7537572. Its totient is φ = 1845888.

The previous prime is 3999467. The next prime is 3999487. The reversal of 3999476 is 6749993.

It can be written as a sum of positive squares in 2 ways, for example, as 1503076 + 2496400 = 1226^2 + 1580^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3999476.

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, 38405 + ... + 38508.

It is an arithmetic number, because the mean of its divisors is an integer number (628131).

Almost surely, 2^3999476 is an apocalyptic number.

It is an amenable number.

3999476 is a deficient number, since it is larger than the sum of its proper divisors (3538096).

3999476 is a wasteful number, since it uses less digits than its factorization.

3999476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76930 (or 76928 counting only the distinct ones).

The product of its digits is 367416, while the sum is 47.

The square root of 3999476 is about 1999.8689957095. The cubic root of 3999476 is about 158.7331732429.

The spelling of 3999476 in words is "three million, nine hundred ninety-nine thousand, four hundred seventy-six".