742922 has 8 divisors (see below), whose sum is σ = 1152900. Its totient is φ = 358624.

The previous prime is 742913. The next prime is 742943. The reversal of 742922 is 229247.

It can be written as a sum of positive squares in 2 ways, for example, as 737881 + 5041 = 859^2 + 71^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 742891 and 742900.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6347 + ... + 6462.

2⁷⁴²⁹²² is an apocalyptic number.

742922 is a deficient number, since it is larger than the sum of its proper divisors (409978).

742922 is a wasteful number, since it uses less digits than its factorization.

742922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12840.

The product of its digits is 2016, while the sum is 26.

The square root of 742922 is about 861.9292314338. The cubic root of 742922 is about 90.5693129149.

The spelling of 742922 in words is "seven hundred forty-two thousand, nine hundred twenty-two".