3904269 has 4 divisors (see below), whose sum is σ = 5205696. Its totient is φ = 2602844.

The previous prime is 3904261. The next prime is 3904283. The reversal of 3904269 is 9624093.

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 3904269 - 2³ = 3904261 is a prime.

It is a super-2 number, since 2×3904269² = 30486632848722, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3⁷ + 9³ + 0 + 4⁸ + 2²¹ + 6⁸ + 9⁵ .

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3904261) 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, 650709 + ... + 650714.

It is an arithmetic number, because the mean of its divisors is an integer number (1301424).

Almost surely, 2^3904269 is an apocalyptic number.

It is an amenable number.

3904269 is a deficient number, since it is larger than the sum of its proper divisors (1301427).

3904269 is a wasteful number, since it uses less digits than its factorization.

3904269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301426.

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 3904269 is about 1975.9223162868. The cubic root of 3904269 is about 157.4635037634.

The spelling of 3904269 in words is "three million, nine hundred four thousand, two hundred sixty-nine".