426744927 has 12 divisors (see below), whose sum is σ = 704467920. Its totient is φ = 243854208.

The previous prime is 426744907. The next prime is 426744937. The reversal of 426744927 is 729447624.

It is not a de Polignac number, because 426744927 - 2⁸ = 426744671 is a prime.

It is a super-2 number, since 2×426744927² = 364222465440470658, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426744907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3386802 + ... + 3386927.

It is an arithmetic number, because the mean of its divisors is an integer number (58705660).

Almost surely, 2^426744927 is an apocalyptic number.

426744927 is a deficient number, since it is larger than the sum of its proper divisors (277722993).

426744927 is a wasteful number, since it uses less digits than its factorization.

426744927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6773742 (or 6773739 counting only the distinct ones).

The product of its digits is 677376, while the sum is 45.

The square root of 426744927 is about 20657.8054739607. The cubic root of 426744927 is about 752.8748489117.

It can be divided in two parts, 4267 and 44927, that added together give a palindrome (49194).

The spelling of 426744927 in words is "four hundred twenty-six million, seven hundred forty-four thousand, nine hundred twenty-seven".