2229504 has 36 divisors (see below), whose sum is σ = 5935776. Its totient is φ = 742912.

The previous prime is 2229503. The next prime is 2229523. The reversal of 2229504 is 4059222.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2229503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 684 + ... + 2219.

2^2229504 is an apocalyptic number.

2229504 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2229504 is an abundant number, since it is smaller than the sum of its proper divisors (3706272).

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

2229504 is an equidigital number, since it uses as much as digits as its factorization.

2229504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2922 (or 2908 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2229504 is about 1493.1523699877. The cubic root of 2229504 is about 130.6379686154.

The spelling of 2229504 in words is "two million, two hundred twenty-nine thousand, five hundred four".