314221577 has 4 divisors (see below), whose sum is σ = 320150340. Its totient is φ = 308292816.

The previous prime is 314221573. The next prime is 314221619. The reversal of 314221577 is 775122413.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 775122413 = 13 ⋅59624801.

It can be written as a sum of positive squares in 2 ways, for example, as 112126921 + 202094656 = 10589^2 + 14216^2 .

It is a cyclic number.

It is not a de Polignac number, because 314221577 - 2² = 314221573 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (314221573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2964302 + ... + 2964407.

It is an arithmetic number, because the mean of its divisors is an integer number (80037585).

Almost surely, 2^314221577 is an apocalyptic number.

It is an amenable number.

314221577 is a deficient number, since it is larger than the sum of its proper divisors (5928763).

314221577 is an equidigital number, since it uses as much as digits as its factorization.

314221577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5928762.

The product of its digits is 11760, while the sum is 32.

The square root of 314221577 is about 17726.2962008424. The cubic root of 314221577 is about 679.8482771360.

The spelling of 314221577 in words is "three hundred fourteen million, two hundred twenty-one thousand, five hundred seventy-seven".