3925507 has 4 divisors (see below), whose sum is σ = 3960360. Its totient is φ = 3890656.

The previous prime is 3925489. The next prime is 3925541. The reversal of 3925507 is 7055293.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3925507 - 2⁷ = 3925379 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3925307) 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, 17257 + ... + 17482.

It is an arithmetic number, because the mean of its divisors is an integer number (990090).

Almost surely, 2^3925507 is an apocalyptic number.

3925507 is a deficient number, since it is larger than the sum of its proper divisors (34853).

3925507 is a wasteful number, since it uses less digits than its factorization.

3925507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34852.

The product of its (nonzero) digits is 9450, while the sum is 31.

The square root of 3925507 is about 1981.2892267410. The cubic root of 3925507 is about 157.7485049876.

The spelling of 3925507 in words is "three million, nine hundred twenty-five thousand, five hundred seven".