3902258 has 16 divisors (see below), whose sum is σ = 6227520. Its totient is φ = 1828656.

The previous prime is 3902243. The next prime is 3902263. The reversal of 3902258 is 8522093.

It is a self number, because there is not a number n which added to its sum of digits gives 3902258.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3416 + ... + 4412.

It is an arithmetic number, because the mean of its divisors is an integer number (389220).

Almost surely, 2^3902258 is an apocalyptic number.

3902258 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

3902258 is a deficient number, since it is larger than the sum of its proper divisors (2325262).

3902258 is a wasteful number, since it uses less digits than its factorization.

3902258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 3902258 is about 1975.4133744612. The cubic root of 3902258 is about 157.4364638327.

The spelling of 3902258 in words is "three million, nine hundred two thousand, two hundred fifty-eight".