634326371 has 8 divisors (see below), whose sum is σ = 748329984. Its totient is φ = 526169160.

The previous prime is 634326353. The next prime is 634326377. The reversal of 634326371 is 173623436.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 634326371 - 2⁶ = 634326307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (634326377) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1461365 + ... + 1461798.

It is an arithmetic number, because the mean of its divisors is an integer number (93541248).

Almost surely, 2^634326371 is an apocalyptic number.

634326371 is a deficient number, since it is larger than the sum of its proper divisors (114003613).

634326371 is a wasteful number, since it uses less digits than its factorization.

634326371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2923201.

The product of its digits is 54432, while the sum is 35.

The square root of 634326371 is about 25185.8367143123. The cubic root of 634326371 is about 859.2197588030.

The spelling of 634326371 in words is "six hundred thirty-four million, three hundred twenty-six thousand, three hundred seventy-one".