2297550 has 72 divisors (see below), whose sum is σ = 6167016. Its totient is φ = 565760.

The previous prime is 2297543. The next prime is 2297573. The reversal of 2297550 is 557922.

It is a happy number.

2297550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 43324 + ... + 43376.

It is an arithmetic number, because the mean of its divisors is an integer number (85653).

2^2297550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2297550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3083508).

2297550 is an abundant number, since it is smaller than the sum of its proper divisors (3869466).

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

2297550 is a wasteful number, since it uses less digits than its factorization.

2297550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102 (or 80 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 30.

The square root of 2297550 is about 1515.7671325108. The cubic root of 2297550 is about 131.9537257450.

The spelling of 2297550 in words is "two million, two hundred ninety-seven thousand, five hundred fifty".