83851394 has 8 divisors (see below), whose sum is σ = 137211408. Its totient is φ = 38114260.

The previous prime is 83851387. The next prime is 83851409. The reversal of 83851394 is 49315838.

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

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, 1905692 + ... + 1905735.

It is an arithmetic number, because the mean of its divisors is an integer number (17151426).

Almost surely, 2^83851394 is an apocalyptic number.

83851394 is a deficient number, since it is larger than the sum of its proper divisors (53360014).

83851394 is a wasteful number, since it uses less digits than its factorization.

83851394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3811440.

The product of its digits is 103680, while the sum is 41.

The square root of 83851394 is about 9157.0406791714. The cubic root of 83851394 is about 437.6934985153.

It can be divided in two parts, 8385 and 1394, that added together give a palindrome (9779).

The spelling of 83851394 in words is "eighty-three million, eight hundred fifty-one thousand, three hundred ninety-four".