2365506 has 48 divisors (see below), whose sum is σ = 6027840. Its totient is φ = 660960.

The previous prime is 2365471. The next prime is 2365511. The reversal of 2365506 is 6055632.

2365506 is a `hidden beast` number, since 2 + 3 + 655 + 0 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 2365506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2115 + ... + 3033.

It is an arithmetic number, because the mean of its divisors is an integer number (125580).

2^2365506 is an apocalyptic number.

2365506 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2365506, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3013920).

2365506 is an abundant number, since it is smaller than the sum of its proper divisors (3662334).

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

2365506 is a wasteful number, since it uses less digits than its factorization.

2365506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 951 (or 948 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 2365506 is about 1538.0201559147. The cubic root of 2365506 is about 133.2420639274.

The spelling of 2365506 in words is "two million, three hundred sixty-five thousand, five hundred six".