84862642 has 8 divisors (see below), whose sum is σ = 131683500. Its totient is φ = 40968144.

The previous prime is 84862633. The next prime is 84862643. The reversal of 84862642 is 24626848.

It can be written as a sum of positive squares in 2 ways, for example, as 83010321 + 1852321 = 9111^2 + 1361^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 84862595 and 84862604.

It is not an unprimeable number, because it can be changed into a prime (84862643) 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, 731517 + ... + 731632.

Almost surely, 2^84862642 is an apocalyptic number.

84862642 is a deficient number, since it is larger than the sum of its proper divisors (46820858).

84862642 is a wasteful number, since it uses less digits than its factorization.

84862642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1463180.

The product of its digits is 147456, while the sum is 40.

The square root of 84862642 is about 9212.0921619359. The cubic root of 84862642 is about 439.4460004158.

The spelling of 84862642 in words is "eighty-four million, eight hundred sixty-two thousand, six hundred forty-two".