2245446 has 48 divisors (see below), whose sum is σ = 5660928. Its totient is φ = 630000.

The previous prime is 2245429. The next prime is 2245457. The reversal of 2245446 is 6445422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8821 + ... + 9071.

It is an arithmetic number, because the mean of its divisors is an integer number (117936).

2^2245446 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2245446, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2830464).

2245446 is an abundant number, since it is smaller than the sum of its proper divisors (3415482).

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

2245446 is a wasteful number, since it uses less digits than its factorization.

2245446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337 (or 334 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 2245446 is about 1498.4812311137. The cubic root of 2245446 is about 130.9486036554.

It can be divided in two parts, 22454 and 46, that added together give a square (22500 = 150²).

The spelling of 2245446 in words is "two million, two hundred forty-five thousand, four hundred forty-six".