34431742 has 4 divisors (see below), whose sum is σ = 51647616. Its totient is φ = 17215870.

The previous prime is 34431707. The next prime is 34431763. The reversal of 34431742 is 24713443.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 34431742.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8607934 + ... + 8607937.

It is an arithmetic number, because the mean of its divisors is an integer number (12911904).

Almost surely, 2^34431742 is an apocalyptic number.

34431742 is a deficient number, since it is larger than the sum of its proper divisors (17215874).

34431742 is a wasteful number, since it uses less digits than its factorization.

34431742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17215873.

The product of its digits is 8064, while the sum is 28.

The square root of 34431742 is about 5867.8566785497. The cubic root of 34431742 is about 325.3266679951.

The spelling of 34431742 in words is "thirty-four million, four hundred thirty-one thousand, seven hundred forty-two".