742366 has 8 divisors (see below), whose sum is σ = 1124280. Its totient is φ = 367608.

The previous prime is 742351. The next prime is 742369. The reversal of 742366 is 663247.

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

It is a super-2 number, since 2×742366² = 1102214555912, which contains 22 as substring.

It is a d-powerful number, because it can be written as 7⁵ + 4⁷ + 3¹² + 2¹⁷ + 6 + 6⁶ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742369) 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, 1521 + ... + 1948.

It is an arithmetic number, because the mean of its divisors is an integer number (140535).

2⁷⁴²³⁶⁶ is an apocalyptic number.

742366 is a deficient number, since it is larger than the sum of its proper divisors (381914).

742366 is a wasteful number, since it uses less digits than its factorization.

742366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3578.

The product of its digits is 6048, while the sum is 28.

The square root of 742366 is about 861.6066387859. The cubic root of 742366 is about 90.5467133664.

The spelling of 742366 in words is "seven hundred forty-two thousand, three hundred sixty-six".