4642217634 has 8 divisors (see below), whose sum is σ = 9284435280. Its totient is φ = 1547405876.

The previous prime is 4642217621. The next prime is 4642217747. The reversal of 4642217634 is 4367122464.

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

4642217634 is an admirable number.

It is a super-2 number, since 2×4642217634² = 43100369122841115912, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4642217592 and 4642217601.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 386851464 + ... + 386851475.

It is an arithmetic number, because the mean of its divisors is an integer number (1160554410).

Almost surely, 2^4642217634 is an apocalyptic number.

4642217634 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4642217634 is a wasteful number, since it uses less digits than its factorization.

4642217634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773702944.

The product of its digits is 193536, while the sum is 39.

The square root of 4642217634 is about 68133.8215132543. The cubic root of 4642217634 is about 1668.1758601796.

The spelling of 4642217634 in words is "four billion, six hundred forty-two million, two hundred seventeen thousand, six hundred thirty-four".