636350034 has 16 divisors (see below), whose sum is σ = 1302298272. Its totient is φ = 207183648.

The previous prime is 636350017. The next prime is 636350059. The reversal of 636350034 is 430053636.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 636349983 and 636350010.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1232979 + ... + 1233494.

It is an arithmetic number, because the mean of its divisors is an integer number (81393642).

Almost surely, 2^636350034 is an apocalyptic number.

636350034 is an abundant number, since it is smaller than the sum of its proper divisors (665948238).

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

636350034 is a wasteful number, since it uses less digits than its factorization.

636350034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2466521.

The product of its (nonzero) digits is 19440, while the sum is 30.

The square root of 636350034 is about 25225.9793466973. The cubic root of 636350034 is about 860.1324989649.

The spelling of 636350034 in words is "six hundred thirty-six million, three hundred fifty thousand, thirty-four".