84623572 has 12 divisors (see below), whose sum is σ = 161554176. Its totient is φ = 38465240.

The previous prime is 84623533. The next prime is 84623573. The reversal of 84623572 is 27532648.

It is a super-2 number, since 2×84623572² = 14322297876078368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84623573) 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, 961588 + ... + 961675.

It is an arithmetic number, because the mean of its divisors is an integer number (13462848).

Almost surely, 2^84623572 is an apocalyptic number.

It is an amenable number.

84623572 is a deficient number, since it is larger than the sum of its proper divisors (76930604).

84623572 is a wasteful number, since it uses less digits than its factorization.

84623572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1923278 (or 1923276 counting only the distinct ones).

The product of its digits is 80640, while the sum is 37.

The square root of 84623572 is about 9199.1071305861. The cubic root of 84623572 is about 439.0329519010.

The spelling of 84623572 in words is "eighty-four million, six hundred twenty-three thousand, five hundred seventy-two".