922642 has 16 divisors (see below), whose sum is σ = 1609920. Its totient is φ = 388368.

The previous prime is 922639. The next prime is 922643. The reversal of 922642 is 246229.

It is not an unprimeable number, because it can be changed into a prime (922643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268 + ... + 1384.

It is an arithmetic number, because the mean of its divisors is an integer number (100620).

2⁹²²⁶⁴² is an apocalyptic number.

922642 is a deficient number, since it is larger than the sum of its proper divisors (687278).

922642 is a wasteful number, since it uses less digits than its factorization.

922642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1185.

The product of its digits is 1728, while the sum is 25.

The square root of 922642 is about 960.5425550177. The cubic root of 922642 is about 97.3518943565.

It can be divided in two parts, 92264 and 2, that multiplied together give a triangular number (184528 = T₆₀₇).

The spelling of 922642 in words is "nine hundred twenty-two thousand, six hundred forty-two".