101639234 has 8 divisors (see below), whose sum is σ = 152555520. Its totient is φ = 50787396.

The previous prime is 101639221. The next prime is 101639261. The reversal of 101639234 is 432936101.

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

It is a junction number, because it is equal to n+sod(n) for n = 101639197 and 101639206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11954 + ... + 18605.

It is an arithmetic number, because the mean of its divisors is an integer number (19069440).

Almost surely, 2^101639234 is an apocalyptic number.

101639234 is a deficient number, since it is larger than the sum of its proper divisors (50916286).

101639234 is a wasteful number, since it uses less digits than its factorization.

101639234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32224.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 101639234 is about 10081.6285390804. The cubic root of 101639234 is about 466.6813667705.

The spelling of 101639234 in words is "one hundred one million, six hundred thirty-nine thousand, two hundred thirty-four".