43722342 has 20 divisors (see below), whose sum is σ = 97970796. Its totient is φ = 14574060.

The previous prime is 43722331. The next prime is 43722353. The reversal of 43722342 is 24322734.

43722342 is a `hidden beast` number, since 437 + 223 + 4 + 2 = 666.

43722342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (43722331) and next prime (43722353).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 134784 + ... + 135107.

Almost surely, 2^43722342 is an apocalyptic number.

43722342 is an abundant number, since it is smaller than the sum of its proper divisors (54248454).

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

43722342 is a wasteful number, since it uses less digits than its factorization.

43722342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269905 (or 269896 counting only the distinct ones).

The product of its digits is 8064, while the sum is 27.

The square root of 43722342 is about 6612.2871988443. The cubic root of 43722342 is about 352.2906679265.

The spelling of 43722342 in words is "forty-three million, seven hundred twenty-two thousand, three hundred forty-two".