84519742 has 16 divisors (see below), whose sum is σ = 129438000. Its totient is φ = 41379520.

The previous prime is 84519727. The next prime is 84519761. The reversal of 84519742 is 24791548.

It is a junction number, because it is equal to n+sod(n) for n = 84519695 and 84519704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31884 + ... + 34432.

It is an arithmetic number, because the mean of its divisors is an integer number (8089875).

Almost surely, 2^84519742 is an apocalyptic number.

84519742 is a deficient number, since it is larger than the sum of its proper divisors (44918258).

84519742 is a wasteful number, since it uses less digits than its factorization.

84519742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2891.

The product of its digits is 80640, while the sum is 40.

The square root of 84519742 is about 9193.4619159487. The cubic root of 84519742 is about 438.8533193366.

The spelling of 84519742 in words is "eighty-four million, five hundred nineteen thousand, seven hundred forty-two".