634095 has 64 divisors (see below), whose sum is σ = 1428480. Its totient is φ = 259200.

The previous prime is 634091. The next prime is 634097. The reversal of 634095 is 590436.

It is a happy number.

It is not a de Polignac number, because 634095 - 2² = 634091 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10365 + ... + 10425.

It is an arithmetic number, because the mean of its divisors is an integer number (22320).

2⁶³⁴⁰⁹⁵ is an apocalyptic number.

634095 is an abundant number, since it is smaller than the sum of its proper divisors (794385).

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

634095 is a wasteful number, since it uses less digits than its factorization.

634095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93 (or 87 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 634095 is about 796.3008225539. The cubic root of 634095 is about 85.9115279091.

The spelling of 634095 in words is "six hundred thirty-four thousand, ninety-five".