3925797 has 4 divisors (see below), whose sum is σ = 5234400. Its totient is φ = 2617196.

The previous prime is 3925783. The next prime is 3925807. The reversal of 3925797 is 7975293.

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 3925797 - 2⁴ = 3925781 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3925717) 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, 654297 + ... + 654302.

It is an arithmetic number, because the mean of its divisors is an integer number (1308600).

Almost surely, 2^3925797 is an apocalyptic number.

It is an amenable number.

3925797 is a deficient number, since it is larger than the sum of its proper divisors (1308603).

3925797 is a wasteful number, since it uses less digits than its factorization.

3925797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1308602.

The product of its digits is 119070, while the sum is 42.

The square root of 3925797 is about 1981.3624100603. The cubic root of 3925797 is about 157.7523894913.

The spelling of 3925797 in words is "three million, nine hundred twenty-five thousand, seven hundred ninety-seven".