2153304 has 40 divisors (see below), whose sum is σ = 6033060. Its totient is φ = 717552.

The previous prime is 2153299. The next prime is 2153317. The reversal of 2153304 is 4033512.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1014 + ... + 2309.

2^2153304 is an apocalyptic number.

2153304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2153304 is an abundant number, since it is smaller than the sum of its proper divisors (3879756).

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

2153304 is a wasteful number, since it uses less digits than its factorization.

2153304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3341 (or 3328 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 2153304 is about 1467.4140519976. The cubic root of 2153304 is about 129.1323681855.

Adding to 2153304 its reverse (4033512), we get a palindrome (6186816).

The spelling of 2153304 in words is "two million, one hundred fifty-three thousand, three hundred four".