426237797 has 4 divisors (see below), whose sum is σ = 427466496. Its totient is φ = 425009100.

The previous prime is 426237733. The next prime is 426237869. The reversal of 426237797 is 797732624.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 426237797 - 2⁶ = 426237733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426237727) 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 3 ways as a sum of consecutive naturals, for example, 613829 + ... + 614522.

It is an arithmetic number, because the mean of its divisors is an integer number (106866624).

Almost surely, 2^426237797 is an apocalyptic number.

It is an amenable number.

426237797 is a deficient number, since it is larger than the sum of its proper divisors (1228699).

426237797 is a wasteful number, since it uses less digits than its factorization.

426237797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1228698.

The product of its digits is 889056, while the sum is 47.

The square root of 426237797 is about 20645.5272880108. The cubic root of 426237797 is about 752.5764999139.

The spelling of 426237797 in words is "four hundred twenty-six million, two hundred thirty-seven thousand, seven hundred ninety-seven".