4281939 has 12 divisors (see below), whose sum is σ = 6273072. Its totient is φ = 2814000.

The previous prime is 4281931. The next prime is 4281941. The reversal of 4281939 is 9391824.

It is not a de Polignac number, because 4281939 - 2³ = 4281931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4281931) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2712 + ... + 3989.

It is an arithmetic number, because the mean of its divisors is an integer number (522756).

Almost surely, 2^4281939 is an apocalyptic number.

4281939 is a deficient number, since it is larger than the sum of its proper divisors (1991133).

4281939 is a wasteful number, since it uses less digits than its factorization.

4281939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6778 (or 6775 counting only the distinct ones).

The product of its digits is 15552, while the sum is 36.

The square root of 4281939 is about 2069.2846590066. The cubic root of 4281939 is about 162.3853423925.

The spelling of 4281939 in words is "four million, two hundred eighty-one thousand, nine hundred thirty-nine".