3976740 has 36 divisors (see below), whose sum is σ = 12063324. Its totient is φ = 1060416.

The previous prime is 3976733. The next prime is 3976783. The reversal of 3976740 is 476793.

3976740 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 2 ways, for example, as 2663424 + 1313316 = 1632^2 + 1146^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×3976740² = 31628922055200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 3976695 and 3976704.

It is a congruent number.

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 in 11 ways as a sum of consecutive naturals, for example, 10867 + ... + 11226.

Almost surely, 2^3976740 is an apocalyptic number.

3976740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3976740 is an abundant number, since it is smaller than the sum of its proper divisors (8086584).

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

3976740 is a wasteful number, since it uses less digits than its factorization.

3976740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22108 (or 22103 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 36.

The square root of 3976740 is about 1994.1765217753. The cubic root of 3976740 is about 158.4318156172.

The spelling of 3976740 in words is "three million, nine hundred seventy-six thousand, seven hundred forty".