834438150 has 432 divisors, whose sum is σ = 2917500768. Its totient is φ = 169344000.

The previous prime is 834438139. The next prime is 834438151. The reversal of 834438150 is 51834438.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (834438151) by changing a digit.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 11752615 + ... + 11752685.

It is an arithmetic number, because the mean of its divisors is an integer number (6753474).

Almost surely, 2^834438150 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 834438150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1458750384).

834438150 is an abundant number, since it is smaller than the sum of its proper divisors (2083062618).

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

834438150 is a wasteful number, since it uses less digits than its factorization.

834438150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157 (or 142 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 834438150 is about 28886.6431071525. The cubic root of 834438150 is about 941.4517141482.

The spelling of 834438150 in words is "eight hundred thirty-four million, four hundred thirty-eight thousand, one hundred fifty".