2289450 has 24 divisors (see below), whose sum is σ = 5678208. Its totient is φ = 610480.

The previous prime is 2289437. The next prime is 2289461. The reversal of 2289450 is 549822.

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

It is a d-powerful number, because it can be written as 2¹¹ + 2¹⁷ + 8⁷ + 9⁵ + 4 + 5³ + 0 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7482 + ... + 7781.

It is an arithmetic number, because the mean of its divisors is an integer number (236592).

2^2289450 is an apocalyptic number.

2289450 is an abundant number, since it is smaller than the sum of its proper divisors (3388758).

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

2289450 is a wasteful number, since it uses less digits than its factorization.

2289450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15278 (or 15273 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 2289450 is about 1513.0928590143. The cubic root of 2289450 is about 131.7984757772.

The spelling of 2289450 in words is "two million, two hundred eighty-nine thousand, four hundred fifty".