2367864 has 24 divisors (see below), whose sum is σ = 6413160. Its totient is φ = 789264.

The previous prime is 2367863. The next prime is 2367877. The reversal of 2367864 is 4687632.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a d-powerful number, because it can be written as 2²¹ + 3⁶ + 6 + 7² + 8 + 6⁵ + 4⁹ .

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2367863) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16372 + ... + 16515.

It is an arithmetic number, because the mean of its divisors is an integer number (267215).

2^2367864 is an apocalyptic number.

2367864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2367864 is an abundant number, since it is smaller than the sum of its proper divisors (4045296).

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

2367864 is a wasteful number, since it uses less digits than its factorization.

2367864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32899 (or 32892 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 2367864 is about 1538.7865349034. The cubic root of 2367864 is about 133.2863223156.

It can be divided in two parts, 236 and 7864, that added together give a square (8100 = 90²).

The spelling of 2367864 in words is "two million, three hundred sixty-seven thousand, eight hundred sixty-four".