1426818231 has 6 divisors (see below), whose sum is σ = 2060959680. Its totient is φ = 951212148.

The previous prime is 1426818229. The next prime is 1426818251. The reversal of 1426818231 is 1328186241.

It is not a de Polignac number, because 1426818231 - 2¹ = 1426818229 is a prime.

It is a super-2 number, since 2×1426818231² = 4071620528627938722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1426818251) 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, 79267671 + ... + 79267688.

It is an arithmetic number, because the mean of its divisors is an integer number (343493280).

Almost surely, 2^1426818231 is an apocalyptic number.

1426818231 is a deficient number, since it is larger than the sum of its proper divisors (634141449).

1426818231 is a wasteful number, since it uses less digits than its factorization.

1426818231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158535365 (or 158535362 counting only the distinct ones).

The product of its digits is 18432, while the sum is 36.

The square root of 1426818231 is about 37773.2475569681. The cubic root of 1426818231 is about 1125.7869669972.

The spelling of 1426818231 in words is "one billion, four hundred twenty-six million, eight hundred eighteen thousand, two hundred thirty-one".