746842 has 8 divisors (see below), whose sum is σ = 1125396. Its totient is φ = 371712.

The previous prime is 746839. The next prime is 746843. The reversal of 746842 is 248647.

It can be written as a sum of positive squares in 2 ways, for example, as 477481 + 269361 = 691^2 + 519^2 .

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

It is a super-4 number, since 4×746842⁴ (a number of 25 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (746843) by changing a digit.

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, 213 + ... + 1240.

2⁷⁴⁶⁸⁴² is an apocalyptic number.

746842 is a deficient number, since it is larger than the sum of its proper divisors (378554).

746842 is a wasteful number, since it uses less digits than its factorization.

746842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1712.

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

The square root of 746842 is about 864.2002082851. The cubic root of 746842 is about 90.7283287531.

The spelling of 746842 in words is "seven hundred forty-six thousand, eight hundred forty-two".