334154421 has 6 divisors (see below), whose sum is σ = 482667510. Its totient is φ = 222769608.

The previous prime is 334154383. The next prime is 334154449. The reversal of 334154421 is 124451433.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 206238321 + 127916100 = 14361^2 + 11310^2 .

It is not a de Polignac number, because 334154421 - 2⁶ = 334154357 is a prime.

It is a super-2 number, since 2×334154421² = 223318354147690482, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (334154461) 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 5 ways as a sum of consecutive naturals, for example, 18564126 + ... + 18564143.

It is an arithmetic number, because the mean of its divisors is an integer number (80444585).

Almost surely, 2^334154421 is an apocalyptic number.

It is an amenable number.

334154421 is a deficient number, since it is larger than the sum of its proper divisors (148513089).

334154421 is a wasteful number, since it uses less digits than its factorization.

334154421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37128275 (or 37128272 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 334154421 is about 18279.8911648839. The cubic root of 334154421 is about 693.9301179265.

The spelling of 334154421 in words is "three hundred thirty-four million, one hundred fifty-four thousand, four hundred twenty-one".