2139232 has 12 divisors (see below), whose sum is σ = 4211676. Its totient is φ = 1069600.

The previous prime is 2139227. The next prime is 2139233. The reversal of 2139232 is 2329312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2139233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33394 + ... + 33457.

It is an arithmetic number, because the mean of its divisors is an integer number (350973).

2^2139232 is an apocalyptic number.

It is an amenable number.

2139232 is a deficient number, since it is larger than the sum of its proper divisors (2072444).

2139232 is an equidigital number, since it uses as much as digits as its factorization.

2139232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66861 (or 66853 counting only the distinct ones).

The product of its digits is 648, while the sum is 22.

The square root of 2139232 is about 1462.6113632814. The cubic root of 2139232 is about 128.8504566790.

The spelling of 2139232 in words is "two million, one hundred thirty-nine thousand, two hundred thirty-two".