34715991 has 8 divisors (see below), whose sum is σ = 46315264. Its totient is φ = 23130360.

The previous prime is 34715977. The next prime is 34716037. The reversal of 34715991 is 19951743.

It is a happy number.

34715991 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 34715991 - 2⁵ = 34715959 is a prime.

It is a super-2 number, since 2×34715991² = 2410400062224162, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34715911) 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 7 ways as a sum of consecutive naturals, for example, 7746 + ... + 11376.

It is an arithmetic number, because the mean of its divisors is an integer number (5789408).

Almost surely, 2^34715991 is an apocalyptic number.

34715991 is a deficient number, since it is larger than the sum of its proper divisors (11599273).

34715991 is a wasteful number, since it uses less digits than its factorization.

34715991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6821.

The product of its digits is 34020, while the sum is 39.

The square root of 34715991 is about 5892.0277494255. The cubic root of 34715991 is about 326.2194534017.

The spelling of 34715991 in words is "thirty-four million, seven hundred fifteen thousand, nine hundred ninety-one".