2643342 has 16 divisors (see below), whose sum is σ = 5693520. Its totient is φ = 813312.

The previous prime is 2643341. The next prime is 2643343. The reversal of 2643342 is 2433462.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2643341) and next prime (2643343).

It is a d-powerful number, because it can be written as 2 + 6 + 4³ + 3⁵ + 3¹³ + 4¹⁰ + 2⁷ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2643341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16867 + ... + 17022.

It is an arithmetic number, because the mean of its divisors is an integer number (355845).

2^2643342 is an apocalyptic number.

2643342 is an abundant number, since it is smaller than the sum of its proper divisors (3050178).

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

2643342 is a wasteful number, since it uses less digits than its factorization.

2643342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33907.

The product of its digits is 3456, while the sum is 24.

The square root of 2643342 is about 1625.8357850656. The cubic root of 2643342 is about 138.2667597923.

It can be divided in two parts, 264 and 3342, that multiplied together give a palindrome (882288).

The spelling of 2643342 in words is "two million, six hundred forty-three thousand, three hundred forty-two".