246742 has 8 divisors (see below), whose sum is σ = 373896. Its totient is φ = 122112.

The previous prime is 246739. The next prime is 246769. The reversal of 246742 is 247642.

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

It is a super-2 number, since 2×246742² = 121763229128, which contains 22 as substring.

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, 363 + ... + 790.

It is an arithmetic number, because the mean of its divisors is an integer number (46737).

2²⁴⁶⁷⁴² is an apocalyptic number.

246742 is a deficient number, since it is larger than the sum of its proper divisors (127154).

246742 is a wasteful number, since it uses less digits than its factorization.

246742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1262.

The product of its digits is 2688, while the sum is 25.

The square root of 246742 is about 496.7313157030. The cubic root of 246742 is about 62.7212002039.

Subtracting 246742 from its reverse (247642), we obtain a square (900 = 30²).

The spelling of 246742 in words is "two hundred forty-six thousand, seven hundred forty-two".