834197040 has 60 divisors (see below), whose sum is σ = 2801514144. Its totient is φ = 222452352.

The previous prime is 834197017. The next prime is 834197069. The reversal of 834197040 is 40791438.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 834196986 and 834197004.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 578584 + ... + 580023.

Almost surely, 2^834197040 is an apocalyptic number.

834197040 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

834197040 is an abundant number, since it is smaller than the sum of its proper divisors (1967317104).

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

834197040 is a wasteful number, since it uses less digits than its factorization.

834197040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1158626 (or 1158617 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 834197040 is about 28882.4694235102. The cubic root of 834197040 is about 941.3610282619.

The spelling of 834197040 in words is "eight hundred thirty-four million, one hundred ninety-seven thousand, forty".