84142126 has 16 divisors (see below), whose sum is σ = 129394944. Its totient is φ = 41017464.

The previous prime is 84142117. The next prime is 84142133. The reversal of 84142126 is 62124148.

It is a junction number, because it is equal to n+sod(n) for n = 84142094 and 84142103.

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, 25021 + ... + 28183.

It is an arithmetic number, because the mean of its divisors is an integer number (8087184).

Almost surely, 2^84142126 is an apocalyptic number.

84142126 is a deficient number, since it is larger than the sum of its proper divisors (45252818).

84142126 is a wasteful number, since it uses less digits than its factorization.

84142126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3495.

The product of its digits is 3072, while the sum is 28.

The square root of 84142126 is about 9172.9017219198. The cubic root of 84142126 is about 438.1987762164.

The spelling of 84142126 in words is "eighty-four million, one hundred forty-two thousand, one hundred twenty-six".