2250399 has 4 divisors (see below), whose sum is σ = 3000536. Its totient is φ = 1500264.

The previous prime is 2250397. The next prime is 2250401. The reversal of 2250399 is 9930522.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2250397) and next prime (2250401).

It is not a de Polignac number, because 2250399 - 2¹ = 2250397 is a prime.

It is a D-number.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2250397) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 375064 + ... + 375069.

It is an arithmetic number, because the mean of its divisors is an integer number (750134).

2^2250399 is an apocalyptic number.

2250399 is a deficient number, since it is larger than the sum of its proper divisors (750137).

2250399 is an equidigital number, since it uses as much as digits as its factorization.

2250399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 750136.

The product of its (nonzero) digits is 4860, while the sum is 30.

The square root of 2250399 is about 1500.1329941042. The cubic root of 2250399 is about 131.0448149994.

The spelling of 2250399 in words is "two million, two hundred fifty thousand, three hundred ninety-nine".