834401573 has 4 divisors (see below), whose sum is σ = 844454688. Its totient is φ = 824348460.

The previous prime is 834401569. The next prime is 834401597. The reversal of 834401573 is 375104438.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 375104438 = 2 ⋅187552219.

It is a cyclic number.

It is not a de Polignac number, because 834401573 - 2² = 834401569 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (834401563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5026433 + ... + 5026598.

It is an arithmetic number, because the mean of its divisors is an integer number (211113672).

Almost surely, 2^834401573 is an apocalyptic number.

834401573 is a gapful number since it is divisible by the number (83) formed by its first and last digit.

It is an amenable number.

834401573 is a deficient number, since it is larger than the sum of its proper divisors (10053115).

834401573 is a wasteful number, since it uses less digits than its factorization.

834401573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10053114.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 834401573 is about 28886.0099875355. The cubic root of 834401573 is about 941.4379579928.

The spelling of 834401573 in words is "eight hundred thirty-four million, four hundred one thousand, five hundred seventy-three".