3976518 has 32 divisors (see below), whose sum is σ = 9789696. Its totient is φ = 1048608.

The previous prime is 3976507. The next prime is 3976519. The reversal of 3976518 is 8156793.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3976519) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3096 + ... + 4187.

It is an arithmetic number, because the mean of its divisors is an integer number (305928).

Almost surely, 2^3976518 is an apocalyptic number.

3976518 is an abundant number, since it is smaller than the sum of its proper divisors (5813178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3976518 is a wasteful number, since it uses less digits than its factorization.

3976518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7308.

The product of its digits is 45360, while the sum is 39.

The square root of 3976518 is about 1994.1208589251. The cubic root of 3976518 is about 158.4288674303.

The spelling of 3976518 in words is "three million, nine hundred seventy-six thousand, five hundred eighteen".