834423612 has 48 divisors (see below), whose sum is σ = 2197238400. Its totient is φ = 244135360.

The previous prime is 834423587. The next prime is 834423617. The reversal of 834423612 is 216324438.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (834423617) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105162 + ... + 112817.

It is an arithmetic number, because the mean of its divisors is an integer number (45775800).

Almost surely, 2^834423612 is an apocalyptic number.

It is an amenable number.

834423612 is an abundant number, since it is smaller than the sum of its proper divisors (1362814788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

834423612 is a wasteful number, since it uses less digits than its factorization.

834423612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218026 (or 218024 counting only the distinct ones).

The product of its digits is 27648, while the sum is 33.

The square root of 834423612 is about 28886.3914672636. The cubic root of 834423612 is about 941.4462466351.

The spelling of 834423612 in words is "eight hundred thirty-four million, four hundred twenty-three thousand, six hundred twelve".