834400037 has 4 divisors (see below), whose sum is σ = 834463980. Its totient is φ = 834336096.

The previous prime is 834400031. The next prime is 834400051. The reversal of 834400037 is 730004438.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 705486721 + 128913316 = 26561^2 + 11354^2 .

It is a cyclic number.

It is not a de Polignac number, because 834400037 - 2¹⁸ = 834137893 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 834399982 and 834400009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (834400031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4568 + ... + 41105.

It is an arithmetic number, because the mean of its divisors is an integer number (208615995).

Almost surely, 2^834400037 is an apocalyptic number.

It is an amenable number.

834400037 is a deficient number, since it is larger than the sum of its proper divisors (63943).

834400037 is a wasteful number, since it uses less digits than its factorization.

834400037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63942.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 834400037 is about 28885.9834002583. The cubic root of 834400037 is about 941.4373803135.

The spelling of 834400037 in words is "eight hundred thirty-four million, four hundred thousand, thirty-seven".