3976537 has 4 divisors (see below), whose sum is σ = 4051620. Its totient is φ = 3901456.

The previous prime is 3976523. The next prime is 3976547. The reversal of 3976537 is 7356793.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1089936 + 2886601 = 1044^2 + 1699^2 .

It is a cyclic number.

It is not a de Polignac number, because 3976537 - 2⁷ = 3976409 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3976537.

It is not an unprimeable number, because it can be changed into a prime (3976507) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 37462 + ... + 37567.

It is an arithmetic number, because the mean of its divisors is an integer number (1012905).

Almost surely, 2^3976537 is an apocalyptic number.

It is an amenable number.

3976537 is a deficient number, since it is larger than the sum of its proper divisors (75083).

3976537 is an equidigital number, since it uses as much as digits as its factorization.

3976537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75082.

The product of its digits is 119070, while the sum is 40.

The square root of 3976537 is about 1994.1256229235. The cubic root of 3976537 is about 158.4291197569.

The spelling of 3976537 in words is "three million, nine hundred seventy-six thousand, five hundred thirty-seven".