834720601 has 64 divisors (see below), whose sum is σ = 1078640640. Its totient is φ = 635040000.

The previous prime is 834720563. The next prime is 834720631. The reversal of 834720601 is 106027438.

It is a 4-Lehmer number, since φ(834720601) divides (834720601-1)⁴.

It is a cyclic number.

It is a Carmichael number.

It is not a de Polignac number, because 834720601 - 2²⁵ = 801166169 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a deceptive number, since it divides R_834720600.

It is not an unprimeable number, because it can be changed into a prime (834720631) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5527876 + ... + 5528026.

It is an arithmetic number, because the mean of its divisors is an integer number (16853760).

It is a Poulet number, since it divides 2^834720600-1.

Almost surely, 2^834720601 is an apocalyptic number.

It is an amenable number.

834720601 is a deficient number, since it is larger than the sum of its proper divisors (243920039).

834720601 is a wasteful number, since it uses less digits than its factorization.

834720601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 834720601 is about 28891.5316485644. The cubic root of 834720601 is about 941.5579269256.

The spelling of 834720601 in words is "eight hundred thirty-four million, seven hundred twenty thousand, six hundred one".