2245415 has 4 divisors (see below), whose sum is σ = 2694504. Its totient is φ = 1796328.

The previous prime is 2245391. The next prime is 2245427. The reversal of 2245415 is 5145422.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2245415 - 2⁶ = 2245351 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224537 + ... + 224546.

It is an arithmetic number, because the mean of its divisors is an integer number (673626).

2^2245415 is an apocalyptic number.

2245415 is a deficient number, since it is larger than the sum of its proper divisors (449089).

2245415 is an equidigital number, since it uses as much as digits as its factorization.

2245415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449088.

The product of its digits is 1600, while the sum is 23.

The square root of 2245415 is about 1498.4708872714. The cubic root of 2245415 is about 130.9480010394.

The spelling of 2245415 in words is "two million, two hundred forty-five thousand, four hundred fifteen".