3952905 has 16 divisors (see below), whose sum is σ = 6899904. Its totient is φ = 1916480.

The previous prime is 3952873. The next prime is 3952909. The reversal of 3952905 is 5092593.

It is not a de Polignac number, because 3952905 - 2⁵ = 3952873 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (3952909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11814 + ... + 12143.

It is an arithmetic number, because the mean of its divisors is an integer number (431244).

Almost surely, 2^3952905 is an apocalyptic number.

It is an amenable number.

3952905 is a deficient number, since it is larger than the sum of its proper divisors (2946999).

3952905 is a wasteful number, since it uses less digits than its factorization.

3952905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23976.

The product of its (nonzero) digits is 12150, while the sum is 33.

The square root of 3952905 is about 1988.1913891776. The cubic root of 3952905 is about 158.1146553352.

The spelling of 3952905 in words is "three million, nine hundred fifty-two thousand, nine hundred five".