514749221 has 8 divisors (see below), whose sum is σ = 594350400. Its totient is φ = 436664448.

The previous prime is 514749199. The next prime is 514749229. The reversal of 514749221 is 122947415.

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

It is a cyclic number.

It is not a de Polignac number, because 514749221 - 2²² = 510554917 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (514749229) 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 7 ways as a sum of consecutive naturals, for example, 378371 + ... + 379728.

It is an arithmetic number, because the mean of its divisors is an integer number (74293800).

Almost surely, 2^514749221 is an apocalyptic number.

It is an amenable number.

514749221 is a deficient number, since it is larger than the sum of its proper divisors (79601179).

514749221 is an equidigital number, since it uses as much as digits as its factorization.

514749221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758203.

The product of its digits is 20160, while the sum is 35.

The square root of 514749221 is about 22688.0854414823. The cubic root of 514749221 is about 801.4293306839.

The spelling of 514749221 in words is "five hundred fourteen million, seven hundred forty-nine thousand, two hundred twenty-one".