742846 has 8 divisors (see below), whose sum is σ = 1200024. Its totient is φ = 342840.

The previous prime is 742817. The next prime is 742891. The reversal of 742846 is 648247.

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 (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14260 + ... + 14311.

It is an arithmetic number, because the mean of its divisors is an integer number (150003).

2⁷⁴²⁸⁴⁶ is an apocalyptic number.

742846 is a deficient number, since it is larger than the sum of its proper divisors (457178).

742846 is a wasteful number, since it uses less digits than its factorization.

742846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28586.

The product of its digits is 10752, while the sum is 31.

The square root of 742846 is about 861.8851431600. The cubic root of 742846 is about 90.5662244335.

The spelling of 742846 in words is "seven hundred forty-two thousand, eight hundred forty-six".