2307864 has 48 divisors (see below), whose sum is σ = 6258600. Its totient is φ = 708864.

The previous prime is 2307863. The next prime is 2307871. The reversal of 2307864 is 4687032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2307863) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3772 + ... + 4340.

2^2307864 is an apocalyptic number.

2307864 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 2307864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3129300).

2307864 is an abundant number, since it is smaller than the sum of its proper divisors (3950736).

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

2307864 is a wasteful number, since it uses less digits than its factorization.

2307864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604 (or 587 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 2307864 is about 1519.1655604311. The cubic root of 2307864 is about 132.1508834806.

The spelling of 2307864 in words is "two million, three hundred seven thousand, eight hundred sixty-four".