426332331 has 6 divisors (see below), whose sum is σ = 615813380. Its totient is φ = 284221548.

The previous prime is 426332299. The next prime is 426332381. The reversal of 426332331 is 133233624.

It is a happy number.

426332331 is a `hidden beast` number, since 4 + 2 + 633 + 23 + 3 + 1 = 666.

It is not a de Polignac number, because 426332331 - 2⁵ = 426332299 is a prime.

It is a super-2 number, since 2×426332331² = 363518512911787122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 426332295 and 426332304.

It is not an unprimeable number, because it can be changed into a prime (426332381) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23685121 + ... + 23685138.

Almost surely, 2^426332331 is an apocalyptic number.

426332331 is a deficient number, since it is larger than the sum of its proper divisors (189481049).

426332331 is a wasteful number, since it uses less digits than its factorization.

426332331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47370265 (or 47370262 counting only the distinct ones).

The product of its digits is 7776, while the sum is 27.

The square root of 426332331 is about 20647.8166158071. The cubic root of 426332331 is about 752.6321330279.

Adding to 426332331 its reverse (133233624), we get a palindrome (559565955).

The spelling of 426332331 in words is "four hundred twenty-six million, three hundred thirty-two thousand, three hundred thirty-one".