3898022 has 16 divisors (see below), whose sum is σ = 6026400. Its totient is φ = 1890240.

The previous prime is 3898019. The next prime is 3898031. The reversal of 3898022 is 2208983.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3898022.

It is a congruent number.

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, 10679 + ... + 11037.

It is an arithmetic number, because the mean of its divisors is an integer number (376650).

Almost surely, 2^3898022 is an apocalyptic number.

3898022 is a deficient number, since it is larger than the sum of its proper divisors (2128378).

3898022 is a wasteful number, since it uses less digits than its factorization.

3898022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 3898022 is about 1974.3409026812. The cubic root of 3898022 is about 157.3794761161.

The spelling of 3898022 in words is "three million, eight hundred ninety-eight thousand, twenty-two".