34493787 has 6 divisors (see below), whose sum is σ = 49824372. Its totient is φ = 22995852.

The previous prime is 34493779. The next prime is 34493791. The reversal of 34493787 is 78739443.

It is a happy number.

34493787 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 34493787 - 2³ = 34493779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34493707) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 1916313 + ... + 1916330.

It is an arithmetic number, because the mean of its divisors is an integer number (8304062).

Almost surely, 2^34493787 is an apocalyptic number.

34493787 is a deficient number, since it is larger than the sum of its proper divisors (15330585).

34493787 is a wasteful number, since it uses less digits than its factorization.

34493787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3832649 (or 3832646 counting only the distinct ones).

The product of its digits is 508032, while the sum is 45.

The square root of 34493787 is about 5873.1411527393. The cubic root of 34493787 is about 325.5219604769.

The spelling of 34493787 in words is "thirty-four million, four hundred ninety-three thousand, seven hundred eighty-seven".