2255415 has 16 divisors (see below), whose sum is σ = 3678048.
Its totient is φ = 1179776.
The previous prime is 2255411. The next prime is 2255419. The reversal of 2255415 is 5145522.
It is a happy number.
2255415 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (2255411) and next prime (2255419).
It is a cyclic number.
It is not a de Polignac number, because 2255415 - 22 = 2255411 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2255411) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 624 + ... + 2213.
It is an arithmetic number, because the mean of its divisors is an integer number (229878).
22255415 is an apocalyptic number.
2255415 is a deficient number, since it is larger than the sum of its proper divisors (1422633).
2255415 is a wasteful number, since it uses less digits than its factorization.
2255415 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2898.
The product of its digits is 2000, while the sum is 24.
The square root of 2255415 is about 1501.8039152965.
The cubic root of 2255415 is about 131.1421063420.
The spelling of 2255415 in words is "two million, two hundred fifty-five thousand, four hundred fifteen".