427722343 has 4 divisors (see below), whose sum is σ = 429097968. Its totient is φ = 426346720.

The previous prime is 427722313. The next prime is 427722377. The reversal of 427722343 is 343227724.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 427722343 - 2⁵ = 427722311 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 427722299 and 427722308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427722313) 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 3 ways as a sum of consecutive naturals, for example, 687346 + ... + 687967.

It is an arithmetic number, because the mean of its divisors is an integer number (107274492).

Almost surely, 2^427722343 is an apocalyptic number.

427722343 is a deficient number, since it is larger than the sum of its proper divisors (1375625).

427722343 is a wasteful number, since it uses less digits than its factorization.

427722343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1375624.

The product of its digits is 56448, while the sum is 34.

The square root of 427722343 is about 20681.4492480580. The cubic root of 427722343 is about 753.4492051428.

The spelling of 427722343 in words is "four hundred twenty-seven million, seven hundred twenty-two thousand, three hundred forty-three".