1426881814 has 8 divisors (see below), whose sum is σ = 2190097800. Its totient is φ = 696849216.

The previous prime is 1426881811. The next prime is 1426881823. The reversal of 1426881814 is 4181886241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1426881814² = 4071983422247861192, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1426881811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8295739 + ... + 8295910.

It is an arithmetic number, because the mean of its divisors is an integer number (273762225).

Almost surely, 2^1426881814 is an apocalyptic number.

1426881814 is a deficient number, since it is larger than the sum of its proper divisors (763215986).

1426881814 is a wasteful number, since it uses less digits than its factorization.

1426881814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16591694.

The product of its digits is 98304, while the sum is 43.

The square root of 1426881814 is about 37774.0891882253. The cubic root of 1426881814 is about 1125.8036894846.

The spelling of 1426881814 in words is "one billion, four hundred twenty-six million, eight hundred eighty-one thousand, eight hundred fourteen".