10228942 has 4 divisors (see below), whose sum is σ = 15343416. Its totient is φ = 5114470.

The previous prime is 10228931. The next prime is 10228943. The reversal of 10228942 is 24982201.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 10228942.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10228943) 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 as a sum of consecutive naturals, namely, 2557234 + ... + 2557237.

It is an arithmetic number, because the mean of its divisors is an integer number (3835854).

Almost surely, 2^10228942 is an apocalyptic number.

10228942 is a deficient number, since it is larger than the sum of its proper divisors (5114474).

10228942 is an equidigital number, since it uses as much as digits as its factorization.

10228942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5114473.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 10228942 is about 3198.2717207892. The cubic root of 10228942 is about 217.0752144289.

The spelling of 10228942 in words is "ten million, two hundred twenty-eight thousand, nine hundred forty-two".