2139250 has 32 divisors (see below), whose sum is σ = 4118400. Its totient is φ = 831600.

The previous prime is 2139233. The next prime is 2139283. The reversal of 2139250 is 529312.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10651 + ... + 10849.

It is an arithmetic number, because the mean of its divisors is an integer number (128700).

2^2139250 is an apocalyptic number.

2139250 is a deficient number, since it is larger than the sum of its proper divisors (1979150).

2139250 is a wasteful number, since it uses less digits than its factorization.

2139250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259 (or 249 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 2139250 is about 1462.6175166461. The cubic root of 2139250 is about 128.8508180706.

The spelling of 2139250 in words is "two million, one hundred thirty-nine thousand, two hundred fifty".