84819742 has 8 divisors (see below), whose sum is σ = 145405296. Its totient is φ = 36351312.

The previous prime is 84819737. The next prime is 84819773. The reversal of 84819742 is 24791848.

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

It is a congruent number.

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, 3029263 + ... + 3029290.

It is an arithmetic number, because the mean of its divisors is an integer number (18175662).

Almost surely, 2^84819742 is an apocalyptic number.

84819742 is a deficient number, since it is larger than the sum of its proper divisors (60585554).

84819742 is a wasteful number, since it uses less digits than its factorization.

84819742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6058562.

The product of its digits is 129024, while the sum is 43.

The square root of 84819742 is about 9209.7634062988. The cubic root of 84819742 is about 439.3719379442.

The spelling of 84819742 in words is "eighty-four million, eight hundred nineteen thousand, seven hundred forty-two".