84519853 has 8 divisors (see below), whose sum is σ = 92270016. Its totient is φ = 76780800.

The previous prime is 84519839. The next prime is 84519881. The reversal of 84519853 is 35891548.

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 84519853 - 2⁹ = 84519341 is a prime.

It is a super-2 number, since 2×84519853² = 14287211102283218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84519823) 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, 28888 + ... + 31678.

It is an arithmetic number, because the mean of its divisors is an integer number (11533752).

Almost surely, 2^84519853 is an apocalyptic number.

It is an amenable number.

84519853 is a deficient number, since it is larger than the sum of its proper divisors (7750163).

84519853 is a wasteful number, since it uses less digits than its factorization.

84519853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5555.

The product of its digits is 172800, while the sum is 43.

The square root of 84519853 is about 9193.4679528457. The cubic root of 84519853 is about 438.8535114523.

The spelling of 84519853 in words is "eighty-four million, five hundred nineteen thousand, eight hundred fifty-three".