84862445 has 4 divisors (see below), whose sum is σ = 101834940. Its totient is φ = 67889952.

The previous prime is 84862441. The next prime is 84862483. The reversal of 84862445 is 54426848.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13053769 + 71808676 = 3613^2 + 8474^2 .

It is a cyclic number.

It is not a de Polignac number, because 84862445 - 2² = 84862441 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84862441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8486240 + ... + 8486249.

It is an arithmetic number, because the mean of its divisors is an integer number (25458735).

Almost surely, 2^84862445 is an apocalyptic number.

It is an amenable number.

84862445 is a deficient number, since it is larger than the sum of its proper divisors (16972495).

84862445 is a wasteful number, since it uses less digits than its factorization.

84862445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16972494.

The product of its digits is 245760, while the sum is 41.

The square root of 84862445 is about 9212.0814694617. The cubic root of 84862445 is about 439.4456603725.

The spelling of 84862445 in words is "eighty-four million, eight hundred sixty-two thousand, four hundred forty-five".