2665432 has 32 divisors (see below), whose sum is σ = 6232320. Its totient is φ = 1038240.

The previous prime is 2665427. The next prime is 2665433. The reversal of 2665432 is 2345662.

It is a happy number.

2665432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a d-powerful number, because it can be written as 2²⁰ + 6² + 6³ + 5⁸ + 4⁴ + 3¹¹ + 2²⁰ .

It is a self number, because there is not a number n which added to its sum of digits gives 2665432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2665433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1548 + ... + 2779.

It is an arithmetic number, because the mean of its divisors is an integer number (194760).

2^2665432 is an apocalyptic number.

2665432 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2665432 is an abundant number, since it is smaller than the sum of its proper divisors (3566888).

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

2665432 is a wasteful number, since it uses less digits than its factorization.

2665432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4351 (or 4347 counting only the distinct ones).

The product of its digits is 8640, while the sum is 28.

The square root of 2665432 is about 1632.6150801705. The cubic root of 2665432 is about 138.6508498149.

The spelling of 2665432 in words is "two million, six hundred sixty-five thousand, four hundred thirty-two".