3899492 has 6 divisors (see below), whose sum is σ = 6824118. Its totient is φ = 1949744.

The previous prime is 3899471. The next prime is 3899507. The reversal of 3899492 is 2949983.

It can be written as a sum of positive squares in only one way, i.e., 2119936 + 1779556 = 1456^2 + 1334^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 487433 + ... + 487440.

It is an arithmetic number, because the mean of its divisors is an integer number (1137353).

Almost surely, 2^3899492 is an apocalyptic number.

It is an amenable number.

3899492 is a deficient number, since it is larger than the sum of its proper divisors (2924626).

3899492 is a wasteful number, since it uses less digits than its factorization.

3899492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 974877 (or 974875 counting only the distinct ones).

The product of its digits is 139968, while the sum is 44.

The square root of 3899492 is about 1974.7131437249. The cubic root of 3899492 is about 157.3992569822.

The spelling of 3899492 in words is "three million, eight hundred ninety-nine thousand, four hundred ninety-two".