3939288 has 32 divisors (see below), whose sum is σ = 9922560. Its totient is φ = 1303200.

The previous prime is 3939277. The next prime is 3939337. The reversal of 3939288 is 8829393.

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, 3081 + ... + 4167.

It is an arithmetic number, because the mean of its divisors is an integer number (310080).

Almost surely, 2^3939288 is an apocalyptic number.

It is an amenable number.

3939288 is an abundant number, since it is smaller than the sum of its proper divisors (5983272).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3939288 is a wasteful number, since it uses less digits than its factorization.

3939288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1247 (or 1243 counting only the distinct ones).

The product of its digits is 93312, while the sum is 42.

The square root of 3939288 is about 1984.7639658156. The cubic root of 3939288 is about 157.9328882312.

The spelling of 3939288 in words is "three million, nine hundred thirty-nine thousand, two hundred eighty-eight".