84729242 has 32 divisors (see below), whose sum is σ = 143095680. Its totient is φ = 37356480.

The previous prime is 84729233. The next prime is 84729259. The reversal of 84729242 is 24292748.

It is a junction number, because it is equal to n+sod(n) for n = 84729196 and 84729205.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77117 + ... + 78207.

It is an arithmetic number, because the mean of its divisors is an integer number (4471740).

Almost surely, 2^84729242 is an apocalyptic number.

84729242 is a deficient number, since it is larger than the sum of its proper divisors (58366438).

84729242 is a wasteful number, since it uses less digits than its factorization.

84729242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1238.

The product of its digits is 64512, while the sum is 38.

The square root of 84729242 is about 9204.8488309151. The cubic root of 84729242 is about 439.2156169830.

The spelling of 84729242 in words is "eighty-four million, seven hundred twenty-nine thousand, two hundred forty-two".