2023704 has 56 divisors (see below), whose sum is σ = 5705460. Its totient is φ = 672624.

The previous prime is 2023667. The next prime is 2023727. The reversal of 2023704 is 4073202.

It is a happy number.

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 13 ways as a sum of consecutive naturals, for example, 5659 + ... + 6005.

2^2023704 is an apocalyptic number.

2023704 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2023704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2852730).

2023704 is an abundant number, since it is smaller than the sum of its proper divisors (3681756).

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

2023704 is an equidigital number, since it uses as much as digits as its factorization.

2023704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371 (or 352 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 18.

The square root of 2023704 is about 1422.5695062105. The cubic root of 2023704 is about 126.4879041901.

Adding to 2023704 its reverse (4073202), we get a palindrome (6096906).

The spelling of 2023704 in words is "two million, twenty-three thousand, seven hundred four".