3975737 has 4 divisors (see below), whose sum is σ = 4068240. Its totient is φ = 3883236.

The previous prime is 3975721. The next prime is 3975749. The reversal of 3975737 is 7375793.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3975737 - 2⁴ = 3975721 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3975694 and 3975703.

It is not an unprimeable number, because it can be changed into a prime (3975707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46187 + ... + 46272.

It is an arithmetic number, because the mean of its divisors is an integer number (1017060).

Almost surely, 2^3975737 is an apocalyptic number.

It is an amenable number.

3975737 is a deficient number, since it is larger than the sum of its proper divisors (92503).

3975737 is an equidigital number, since it uses as much as digits as its factorization.

3975737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92502.

The product of its digits is 138915, while the sum is 41.

The square root of 3975737 is about 1993.9250236656. The cubic root of 3975737 is about 158.4184947838.

The spelling of 3975737 in words is "three million, nine hundred seventy-five thousand, seven hundred thirty-seven".