342792991 has 4 divisors (see below), whose sum is σ = 343474992. Its totient is φ = 342110992.

The previous prime is 342792973. The next prime is 342793007. The reversal of 342792991 is 199297243.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342792991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342792491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 340246 + ... + 341251.

It is an arithmetic number, because the mean of its divisors is an integer number (85868748).

Almost surely, 2^342792991 is an apocalyptic number.

342792991 is a deficient number, since it is larger than the sum of its proper divisors (682001).

342792991 is an equidigital number, since it uses as much as digits as its factorization.

342792991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682000.

The product of its digits is 244944, while the sum is 46.

The square root of 342792991 is about 18514.6696162800. The cubic root of 342792991 is about 699.8591492116.

The spelling of 342792991 in words is "three hundred forty-two million, seven hundred ninety-two thousand, nine hundred ninety-one".