842337193 has 4 divisors (see below), whose sum is σ = 850515328. Its totient is φ = 834159060.

The previous prime is 842337187. The next prime is 842337269. The reversal of 842337193 is 391733248.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 842337193 - 2¹⁷ = 842206121 is a prime.

It is a super-2 number, since 2×842337193² = 1419063893422238498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (842337493) 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, 4088913 + ... + 4089118.

It is an arithmetic number, because the mean of its divisors is an integer number (212628832).

Almost surely, 2^842337193 is an apocalyptic number.

It is an amenable number.

842337193 is a deficient number, since it is larger than the sum of its proper divisors (8178135).

842337193 is a wasteful number, since it uses less digits than its factorization.

842337193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8178134.

The product of its digits is 108864, while the sum is 40.

The square root of 842337193 is about 29023.0458945990. The cubic root of 842337193 is about 944.4130778751.

The spelling of 842337193 in words is "eight hundred forty-two million, three hundred thirty-seven thousand, one hundred ninety-three".