3949526 has 16 divisors (see below), whose sum is σ = 6858240. Its totient is φ = 1670760.

The previous prime is 3949501. The next prime is 3949529. The reversal of 3949526 is 6259493.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3949526.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3949529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 680 + ... + 2891.

It is an arithmetic number, because the mean of its divisors is an integer number (428640).

Almost surely, 2^3949526 is an apocalyptic number.

3949526 is a deficient number, since it is larger than the sum of its proper divisors (2908714).

3949526 is a wasteful number, since it uses less digits than its factorization.

3949526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3659.

The product of its digits is 58320, while the sum is 38.

The square root of 3949526 is about 1987.3414402160. The cubic root of 3949526 is about 158.0695895986.

The spelling of 3949526 in words is "three million, nine hundred forty-nine thousand, five hundred twenty-six".