427221314 has 32 divisors (see below), whose sum is σ = 715959216. Its totient is φ = 189907200.

The previous prime is 427221313. The next prime is 427221341. The reversal of 427221314 is 413122724.

It can be written as a sum of positive squares in 8 ways, for example, as 339480625 + 87740689 = 18425^2 + 9367^2 .

It is a super-2 number, since 2×427221314² = 365036102271773192, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (427221313) 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, 94964 + ... + 99360.

Almost surely, 2^427221314 is an apocalyptic number.

427221314 is a deficient number, since it is larger than the sum of its proper divisors (288737902).

427221314 is a wasteful number, since it uses less digits than its factorization.

427221314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4550.

The product of its digits is 2688, while the sum is 26.

The square root of 427221314 is about 20669.3326936309. The cubic root of 427221314 is about 753.1548963046.

The spelling of 427221314 in words is "four hundred twenty-seven million, two hundred twenty-one thousand, three hundred fourteen".