84311347 has 8 divisors (see below), whose sum is σ = 91347696. Its totient is φ = 77505792.

The previous prime is 84311309. The next prime is 84311369. The reversal of 84311347 is 74311348.

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

It is a cyclic number.

It is not a de Polignac number, because 84311347 - 2⁷ = 84311219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84311147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56938 + ... + 58399.

It is an arithmetic number, because the mean of its divisors is an integer number (11418462).

Almost surely, 2^84311347 is an apocalyptic number.

84311347 is a deficient number, since it is larger than the sum of its proper divisors (7036349).

84311347 is a wasteful number, since it uses less digits than its factorization.

84311347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115397.

The product of its digits is 8064, while the sum is 31.

The square root of 84311347 is about 9182.1210512604. The cubic root of 84311347 is about 438.4923381692.

Subtracting from 84311347 its reverse (74311348), we obtain a palindrome (9999999).

The spelling of 84311347 in words is "eighty-four million, three hundred eleven thousand, three hundred forty-seven".