2245340 has 24 divisors (see below), whose sum is σ = 4756752. Its totient is φ = 890240.

The previous prime is 2245339. The next prime is 2245351. The reversal of 2245340 is 435422.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2192 + ... + 3048.

It is an arithmetic number, because the mean of its divisors is an integer number (198198).

2^2245340 is an apocalyptic number.

2245340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2245340 is an abundant number, since it is smaller than the sum of its proper divisors (2511412).

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

2245340 is a wasteful number, since it uses less digits than its factorization.

2245340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997 (or 995 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 2245340 is about 1498.4458615512. The cubic root of 2245340 is about 130.9465430744.

The spelling of 2245340 in words is "two million, two hundred forty-five thousand, three hundred forty".