3903261 has 8 divisors (see below), whose sum is σ = 5430720. Its totient is φ = 2488992.

The previous prime is 3903247. The next prime is 3903269. The reversal of 3903261 is 1623093.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3903261 - 2¹⁰ = 3902237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3903269) 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, 28216 + ... + 28353.

It is an arithmetic number, because the mean of its divisors is an integer number (678840).

Almost surely, 2^3903261 is an apocalyptic number.

It is an amenable number.

3903261 is a deficient number, since it is larger than the sum of its proper divisors (1527459).

3903261 is a wasteful number, since it uses less digits than its factorization.

3903261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56595.

The product of its (nonzero) digits is 972, while the sum is 24.

The square root of 3903261 is about 1975.6672290647. The cubic root of 3903261 is about 157.4499513439.

It can be divided in two parts, 39032 and 61, that added together give a palindrome (39093).

The spelling of 3903261 in words is "three million, nine hundred three thousand, two hundred sixty-one".