10122742 has 8 divisors (see below), whose sum is σ = 17353296. Its totient is φ = 4338312.

The previous prime is 10122713. The next prime is 10122751. The reversal of 10122742 is 24722101.

It is a happy number.

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

It is a congruent number.

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, 361513 + ... + 361540.

It is an arithmetic number, because the mean of its divisors is an integer number (2169162).

Almost surely, 2^10122742 is an apocalyptic number.

10122742 is a deficient number, since it is larger than the sum of its proper divisors (7230554).

10122742 is an equidigital number, since it uses as much as digits as its factorization.

10122742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723062.

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 10122742 is about 3181.6256850862. The cubic root of 10122742 is about 216.3213523775.

Adding to 10122742 its reverse (24722101), we get a palindrome (34844843).

The spelling of 10122742 in words is "ten million, one hundred twenty-two thousand, seven hundred forty-two".