334121665 has 8 divisors (see below), whose sum is σ = 402847488. Its totient is φ = 266029680.

The previous prime is 334121663. The next prime is 334121681. The reversal of 334121665 is 566121433.

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

It is not a de Polignac number, because 334121665 - 2¹ = 334121663 is a prime.

It is a super-2 number, since 2×334121665² = 223274574044744450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (334121663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157297 + ... + 159406.

It is an arithmetic number, because the mean of its divisors is an integer number (50355936).

Almost surely, 2^334121665 is an apocalyptic number.

It is an amenable number.

334121665 is a deficient number, since it is larger than the sum of its proper divisors (68725823).

334121665 is a wasteful number, since it uses less digits than its factorization.

334121665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316919.

The product of its digits is 12960, while the sum is 31.

The square root of 334121665 is about 18278.9951857316. The cubic root of 334121665 is about 693.9074426639.

The spelling of 334121665 in words is "three hundred thirty-four million, one hundred twenty-one thousand, six hundred sixty-five".