634350535 has 16 divisors (see below), whose sum is σ = 936887616. Its totient is φ = 401522688.

The previous prime is 634350517. The next prime is 634350539. The reversal of 634350535 is 535053436.

It is not a de Polignac number, because 634350535 - 2¹⁵ = 634317767 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 634350535.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634350539) 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 15 ways as a sum of consecutive naturals, for example, 696634 + ... + 697543.

It is an arithmetic number, because the mean of its divisors is an integer number (58555476).

Almost surely, 2^634350535 is an apocalyptic number.

634350535 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

634350535 is a deficient number, since it is larger than the sum of its proper divisors (302537081).

634350535 is a wasteful number, since it uses less digits than its factorization.

634350535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1394202.

The product of its (nonzero) digits is 81000, while the sum is 34.

The square root of 634350535 is about 25186.3164238044. The cubic root of 634350535 is about 859.2306690240.

The spelling of 634350535 in words is "six hundred thirty-four million, three hundred fifty thousand, five hundred thirty-five".