2421250 has 40 divisors (see below), whose sum is σ = 4920300. Its totient is φ = 888000.

The previous prime is 2421247. The next prime is 2421253. The reversal of 2421250 is 521242.

2421250 = 46² + 47² + ... + 194².

It is an interprime number because it is at equal distance from previous prime (2421247) and next prime (2421253).

It can be written as a sum of positive squares in 10 ways, for example, as 998001 + 1423249 = 999^2 + 1193^2 .

It is not an unprimeable number, because it can be changed into a prime (2421253) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 16176 + ... + 16324.

2^2421250 is an apocalyptic number.

2421250 is an abundant number, since it is smaller than the sum of its proper divisors (2499050).

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

2421250 is a wasteful number, since it uses less digits than its factorization.

2421250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184 (or 169 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 2421250 is about 1556.0366319595. The cubic root of 2421250 is about 134.2805808682.

Adding to 2421250 its reverse (521242), we get a palindrome (2942492).

It can be divided in two parts, 242 and 1250, that multiplied together give a square (302500 = 550²).

The spelling of 2421250 in words is "two million, four hundred twenty-one thousand, two hundred fifty".