334072661 has 16 divisors (see below), whose sum is σ = 387193968. Its totient is φ = 285465600.

The previous prime is 334072657. The next prime is 334072681. The reversal of 334072661 is 166270433.

It can be written as a sum of positive squares in 8 ways, for example, as 54982225 + 279090436 = 7415^2 + 16706^2 .

It is a cyclic number.

It is not a de Polignac number, because 334072661 - 2² = 334072657 is a prime.

It is a super-2 number, since 2×334072661² = 223209085655241842, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (334072681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1091 + ... + 25871.

It is an arithmetic number, because the mean of its divisors is an integer number (24199623).

Almost surely, 2^334072661 is an apocalyptic number.

It is an amenable number.

334072661 is a deficient number, since it is larger than the sum of its proper divisors (53121307).

334072661 is a wasteful number, since it uses less digits than its factorization.

334072661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24872.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 334072661 is about 18277.6546909061. The cubic root of 334072661 is about 693.8735169951.

The spelling of 334072661 in words is "three hundred thirty-four million, seventy-two thousand, six hundred sixty-one".