334065621 has 16 divisors (see below), whose sum is σ = 451777536. Its totient is φ = 219544176.

The previous prime is 334065583. The next prime is 334065643. The reversal of 334065621 is 126560433.

It is not a de Polignac number, because 334065621 - 2¹¹ = 334063573 is a prime.

It is a super-2 number, since 2×334065621² = 223199678268231282, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (334065671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138996 + ... + 141378.

It is an arithmetic number, because the mean of its divisors is an integer number (28236096).

Almost surely, 2^334065621 is an apocalyptic number.

It is an amenable number.

334065621 is a deficient number, since it is larger than the sum of its proper divisors (117711915).

334065621 is a wasteful number, since it uses less digits than its factorization.

334065621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3032.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 334065621 is about 18277.4621050079. The cubic root of 334065621 is about 693.8686429018.

The spelling of 334065621 in words is "three hundred thirty-four million, sixty-five thousand, six hundred twenty-one".