342961331 has 4 divisors (see below), whose sum is σ = 343160064. Its totient is φ = 342762600.

The previous prime is 342961313. The next prime is 342961363. The reversal of 342961331 is 133169243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 133169243 = 10243 ⋅13001.

It is a cyclic number.

It is not a de Polignac number, because 342961331 - 2¹⁰ = 342960307 is a prime.

It is a super-2 number, since 2×342961331² = 235244949122583122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342961391) 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, 96755 + ... + 100236.

It is an arithmetic number, because the mean of its divisors is an integer number (85790016).

Almost surely, 2^342961331 is an apocalyptic number.

342961331 is a deficient number, since it is larger than the sum of its proper divisors (198733).

342961331 is a wasteful number, since it uses less digits than its factorization.

342961331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198732.

The product of its digits is 11664, while the sum is 32.

The square root of 342961331 is about 18519.2151831550. The cubic root of 342961331 is about 699.9736935692.

The spelling of 342961331 in words is "three hundred forty-two million, nine hundred sixty-one thousand, three hundred thirty-one".