84912442 has 8 divisors (see below), whose sum is σ = 128682036. Its totient is φ = 42018432.

The previous prime is 84912437. The next prime is 84912469. The reversal of 84912442 is 24421948.

It can be written as a sum of positive squares in 2 ways, for example, as 84437721 + 474721 = 9189^2 + 689^2 .

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 = 84912398 and 84912407.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218653 + ... + 219040.

Almost surely, 2^84912442 is an apocalyptic number.

84912442 is a deficient number, since it is larger than the sum of its proper divisors (43769594).

84912442 is a wasteful number, since it uses less digits than its factorization.

84912442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437792.

The product of its digits is 18432, while the sum is 34.

The square root of 84912442 is about 9214.7947345559. The cubic root of 84912442 is about 439.5319437351.

The spelling of 84912442 in words is "eighty-four million, nine hundred twelve thousand, four hundred forty-two".