3901023 has 24 divisors (see below), whose sum is σ = 6780800. Its totient is φ = 2111184.

The previous prime is 3901019. The next prime is 3901031. The reversal of 3901023 is 3201093.

It is not a de Polignac number, because 3901023 - 2² = 3901019 is a prime.

It is a Duffinian number.

3901023 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3900987 and 3901005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3901013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 433 + ... + 2826.

Almost surely, 2^3901023 is an apocalyptic number.

3901023 is a deficient number, since it is larger than the sum of its proper divisors (2879777).

3901023 is a wasteful number, since it uses less digits than its factorization.

3901023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3291 (or 3288 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 3901023 is about 1975.1007569236. The cubic root of 3901023 is about 157.4198534028.

The spelling of 3901023 in words is "three million, nine hundred one thousand, twenty-three".