84631942 has 8 divisors (see below), whose sum is σ = 127007136. Its totient is φ = 42296232.

The previous prime is 84631903. The next prime is 84631951. The reversal of 84631942 is 24913648.

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 pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3753 + ... + 13540.

It is an arithmetic number, because the mean of its divisors is an integer number (15875892).

Almost surely, 2^84631942 is an apocalyptic number.

84631942 is a deficient number, since it is larger than the sum of its proper divisors (42375194).

84631942 is a wasteful number, since it uses less digits than its factorization.

84631942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19742.

The product of its digits is 41472, while the sum is 37.

The square root of 84631942 is about 9199.5620547937. The cubic root of 84631942 is about 439.0474261370.

The spelling of 84631942 in words is "eighty-four million, six hundred thirty-one thousand, nine hundred forty-two".