834905242 has 8 divisors (see below), whose sum is σ = 1252792800. Its totient is φ = 417307644.

The previous prime is 834905219. The next prime is 834905257. The reversal of 834905242 is 242509438.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65142 + ... + 76897.

It is an arithmetic number, because the mean of its divisors is an integer number (156599100).

Almost surely, 2^834905242 is an apocalyptic number.

834905242 is a deficient number, since it is larger than the sum of its proper divisors (417887558).

834905242 is a wasteful number, since it uses less digits than its factorization.

834905242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144980.

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 834905242 is about 28894.7268891748. The cubic root of 834905242 is about 941.6273463137.

The spelling of 834905242 in words is "eight hundred thirty-four million, nine hundred five thousand, two hundred forty-two".