2250415 has 4 divisors (see below), whose sum is σ = 2700504. Its totient is φ = 1800328.

The previous prime is 2250403. The next prime is 2250419. The reversal of 2250415 is 5140522.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2250415 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 2250392 and 2250401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2250419) 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, 225037 + ... + 225046.

It is an arithmetic number, because the mean of its divisors is an integer number (675126).

2^2250415 is an apocalyptic number.

2250415 is a deficient number, since it is larger than the sum of its proper divisors (450089).

2250415 is an equidigital number, since it uses as much as digits as its factorization.

2250415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450088.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 2250415 is about 1500.1383269552. The cubic root of 2250415 is about 131.0451255684.

Adding to 2250415 its reverse (5140522), we get a palindrome (7390937).

The spelling of 2250415 in words is "two million, two hundred fifty thousand, four hundred fifteen".