1426611444 has 48 divisors (see below), whose sum is σ = 3439650816. Its totient is φ = 459727200.

The previous prime is 1426611437. The next prime is 1426611451. The reversal of 1426611444 is 4441166241.

It is an interprime number because it is at equal distance from previous prime (1426611437) and next prime (1426611451).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 708399 + ... + 710409.

It is an arithmetic number, because the mean of its divisors is an integer number (71659392).

Almost surely, 2^1426611444 is an apocalyptic number.

It is an amenable number.

1426611444 is an abundant number, since it is smaller than the sum of its proper divisors (2013039372).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1426611444 is a wasteful number, since it uses less digits than its factorization.

1426611444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3956 (or 3954 counting only the distinct ones).

The product of its digits is 18432, while the sum is 33.

The square root of 1426611444 is about 37770.5102427807. The cubic root of 1426611444 is about 1125.7325780658.

Adding to 1426611444 its reverse (4441166241), we get a palindrome (5867777685).

The spelling of 1426611444 in words is "one billion, four hundred twenty-six million, six hundred eleven thousand, four hundred forty-four".