834990027 has 4 divisors (see below), whose sum is σ = 1113320040. Its totient is φ = 556660016.

The previous prime is 834990019. The next prime is 834990029. The reversal of 834990027 is 720099438.

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

It is a cyclic number.

It is not a de Polignac number, because 834990027 - 2³ = 834990019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (834990029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139165002 + ... + 139165007.

It is an arithmetic number, because the mean of its divisors is an integer number (278330010).

Almost surely, 2^834990027 is an apocalyptic number.

834990027 is a deficient number, since it is larger than the sum of its proper divisors (278330013).

834990027 is a wasteful number, since it uses less digits than its factorization.

834990027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278330012.

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 834990027 is about 28896.1939881362. The cubic root of 834990027 is about 941.6592194606.

The spelling of 834990027 in words is "eight hundred thirty-four million, nine hundred ninety thousand, twenty-seven".