834993967 has 4 divisors (see below), whose sum is σ = 843261336. Its totient is φ = 826726600.

The previous prime is 834993953. The next prime is 834993977. The reversal of 834993967 is 769399438.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 769399438 = 2 ⋅384699719.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-834993967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (834993917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4133533 + ... + 4133734.

It is an arithmetic number, because the mean of its divisors is an integer number (210815334).

Almost surely, 2^834993967 is an apocalyptic number.

834993967 is a deficient number, since it is larger than the sum of its proper divisors (8267369).

834993967 is a wasteful number, since it uses less digits than its factorization.

834993967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8267368.

The product of its digits is 8817984, while the sum is 58.

The square root of 834993967 is about 28896.2621631241. The cubic root of 834993967 is about 941.6607005687.

The spelling of 834993967 in words is "eight hundred thirty-four million, nine hundred ninety-three thousand, nine hundred sixty-seven".