3988234 has 16 divisors (see below), whose sum is σ = 6491016. Its totient is φ = 1830400.

The previous prime is 3988213. The next prime is 3988247. The reversal of 3988234 is 4328893.

It can be written as a sum of positive squares in 4 ways, for example, as 3080025 + 908209 = 1755^2 + 953^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3988193 and 3988202.

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, 37 + ... + 2824.

Almost surely, 2^3988234 is an apocalyptic number.

3988234 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

3988234 is a deficient number, since it is larger than the sum of its proper divisors (2502782).

3988234 is a wasteful number, since it uses less digits than its factorization.

3988234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2921.

The product of its digits is 41472, while the sum is 37.

The square root of 3988234 is about 1997.0563337072. The cubic root of 3988234 is about 158.5843076642.

The spelling of 3988234 in words is "three million, nine hundred eighty-eight thousand, two hundred thirty-four".