10191742 has 8 divisors (see below), whose sum is σ = 16677432. Its totient is φ = 4632600.

The previous prime is 10191703. The next prime is 10191743. The reversal of 10191742 is 24719101.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10191743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231609 + ... + 231652.

It is an arithmetic number, because the mean of its divisors is an integer number (2084679).

Almost surely, 2^10191742 is an apocalyptic number.

10191742 is a deficient number, since it is larger than the sum of its proper divisors (6485690).

10191742 is a wasteful number, since it uses less digits than its factorization.

10191742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463274.

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 10191742 is about 3192.4507827060. The cubic root of 10191742 is about 216.8117460945.

The spelling of 10191742 in words is "ten million, one hundred ninety-one thousand, seven hundred forty-two".