84635042 has 8 divisors (see below), whose sum is σ = 126994716. Its totient is φ = 42303472.

The previous prime is 84635041. The next prime is 84635069. The reversal of 84635042 is 24053648.

It can be written as a sum of positive squares in 2 ways, for example, as 83192641 + 1442401 = 9121^2 + 1201^2 .

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

It is not an unprimeable number, because it can be changed into a prime (84635041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3908 + ... + 13584.

Almost surely, 2^84635042 is an apocalyptic number.

84635042 is a deficient number, since it is larger than the sum of its proper divisors (42359674).

84635042 is a wasteful number, since it uses less digits than its factorization.

84635042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14052.

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 84635042 is about 9199.7305395321. The cubic root of 84635042 is about 439.0527867230.

The spelling of 84635042 in words is "eighty-four million, six hundred thirty-five thousand, forty-two".