1426666241 has 32 divisors (see below), whose sum is σ = 1998839808. Its totient is φ = 981541440.

The previous prime is 1426666201. The next prime is 1426666259.

1426666241 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1426666241 - 2⁶ = 1426666177 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1426666195 and 1426666204.

It is not an unprimeable number, because it can be changed into a prime (1426666201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7961 + ... + 54006.

It is an arithmetic number, because the mean of its divisors is an integer number (62463744).

Almost surely, 2^1426666241 is an apocalyptic number.

1426666241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1426666241 is a deficient number, since it is larger than the sum of its proper divisors (572173567).

1426666241 is a wasteful number, since it uses less digits than its factorization.

1426666241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62021.

The product of its digits is 82944, while the sum is 38.

The square root of 1426666241 is about 37771.2356297752. The cubic root of 1426666241 is about 1125.7469912354.

The spelling of 1426666241 in words is "one billion, four hundred twenty-six million, six hundred sixty-six thousand, two hundred forty-one".