2229740 has 12 divisors (see below), whose sum is σ = 4682496. Its totient is φ = 891888.

The previous prime is 2229713. The next prime is 2229767. The reversal of 2229740 is 479222.

It is an interprime number because it is at equal distance from previous prime (2229713) and next prime (2229767).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55724 + ... + 55763.

It is an arithmetic number, because the mean of its divisors is an integer number (390208).

2^2229740 is an apocalyptic number.

2229740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2229740 is an abundant number, since it is smaller than the sum of its proper divisors (2452756).

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

2229740 is a wasteful number, since it uses less digits than its factorization.

2229740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111496 (or 111494 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 2229740 is about 1493.2313953303. The cubic root of 2229740 is about 130.6425779325.

The spelling of 2229740 in words is "two million, two hundred twenty-nine thousand, seven hundred forty".