2250918 has 24 divisors (see below), whose sum is σ = 5089968. Its totient is φ = 717552.

The previous prime is 2250917. The next prime is 2250923. The reversal of 2250918 is 8190522.

It is a junction number, because it is equal to n+sod(n) for n = 2250891 and 2250900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2250917) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2305 + ... + 3132.

It is an arithmetic number, because the mean of its divisors is an integer number (212082).

2^2250918 is an apocalyptic number.

2250918 is an abundant number, since it is smaller than the sum of its proper divisors (2839050).

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

2250918 is a wasteful number, since it uses less digits than its factorization.

2250918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5468 (or 5465 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 2250918 is about 1500.3059687944. The cubic root of 2250918 is about 131.0548883288.

The spelling of 2250918 in words is "two million, two hundred fifty thousand, nine hundred eighteen".