3902563 has 8 divisors (see below), whose sum is σ = 4474880. Its totient is φ = 3333960.

The previous prime is 3902557. The next prime is 3902573. The reversal of 3902563 is 3652093.

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

It is not a de Polignac number, because 3902563 - 2⁵ = 3902531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3902573) 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, 1918 + ... + 3388.

It is an arithmetic number, because the mean of its divisors is an integer number (559360).

Almost surely, 2^3902563 is an apocalyptic number.

3902563 is a deficient number, since it is larger than the sum of its proper divisors (572317).

3902563 is a wasteful number, since it uses less digits than its factorization.

3902563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1857.

The product of its (nonzero) digits is 4860, while the sum is 28.

The square root of 3902563 is about 1975.4905719846. The cubic root of 3902563 is about 157.4405654640.

It can be divided in two parts, 3902 and 563, that added together give a triangular number (4465 = T₉₄).

The spelling of 3902563 in words is "three million, nine hundred two thousand, five hundred sixty-three".