383216834 has 64 divisors (see below), whose sum is σ = 781885440. Its totient is φ = 136019520.

The previous prime is 383216831. The next prime is 383216837. The reversal of 383216834 is 438612383.

It is an interprime number because it is at equal distance from previous prime (383216831) and next prime (383216837).

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (383216831) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 156947 + ... + 159369.

It is an arithmetic number, because the mean of its divisors is an integer number (12216960).

Almost surely, 2^383216834 is an apocalyptic number.

383216834 is an abundant number, since it is smaller than the sum of its proper divisors (398668606).

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

383216834 is a wasteful number, since it uses less digits than its factorization.

383216834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2535.

The product of its digits is 82944, while the sum is 38.

The square root of 383216834 is about 19575.9248568235. The cubic root of 383216834 is about 726.3537664255.

The spelling of 383216834 in words is "three hundred eighty-three million, two hundred sixteen thousand, eight hundred thirty-four".