84568942 has 4 divisors (see below), whose sum is σ = 126853416. Its totient is φ = 42284470.

The previous prime is 84568927. The next prime is 84568963. The reversal of 84568942 is 24986548.

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

It is a junction number, because it is equal to n+sod(n) for n = 84568892 and 84568901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21142234 + ... + 21142237.

It is an arithmetic number, because the mean of its divisors is an integer number (31713354).

Almost surely, 2^84568942 is an apocalyptic number.

84568942 is a deficient number, since it is larger than the sum of its proper divisors (42284474).

84568942 is a wasteful number, since it uses less digits than its factorization.

84568942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42284473.

The product of its digits is 552960, while the sum is 46.

The square root of 84568942 is about 9196.1373412972. The cubic root of 84568942 is about 438.9384568228.

The spelling of 84568942 in words is "eighty-four million, five hundred sixty-eight thousand, nine hundred forty-two".