2001250 has 20 divisors (see below), whose sum is σ = 3753486. Its totient is φ = 800000.

The previous prime is 2001247. The next prime is 2001269. The reversal of 2001250 is 521002.

It can be written as a sum of positive squares in 5 ways, for example, as 421201 + 1580049 = 649^2 + 1257^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 450 + ... + 2050.

2^2001250 is an apocalyptic number.

2001250 is a deficient number, since it is larger than the sum of its proper divisors (1752236).

2001250 is an equidigital number, since it uses as much as digits as its factorization.

2001250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1623 (or 1608 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 10.

The square root of 2001250 is about 1414.6554350795. The cubic root of 2001250 is about 126.0183478782.

Adding to 2001250 its reverse (521002), we get a palindrome (2522252).

It can be divided in two parts, 200 and 1250, that multiplied together give a square (250000 = 500²).

The spelling of 2001250 in words is "two million, one thousand, two hundred fifty".