1426520744 has 32 divisors (see below), whose sum is σ = 2919369600. Its totient is φ = 648088320.

The previous prime is 1426520737. The next prime is 1426520773. The reversal of 1426520744 is 4470256241.

It is a happy number.

It is a super-2 number, since 2×1426520744² = 4069922866124627072, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 280577 + ... + 285615.

It is an arithmetic number, because the mean of its divisors is an integer number (91230300).

Almost surely, 2^1426520744 is an apocalyptic number.

It is an amenable number.

1426520744 is an abundant number, since it is smaller than the sum of its proper divisors (1492848856).

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

1426520744 is a wasteful number, since it uses less digits than its factorization.

1426520744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8273 (or 8269 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 35.

The square root of 1426520744 is about 37769.3095515393. The cubic root of 1426520744 is about 1125.7087205749.

Adding to 1426520744 its reverse (4470256241), we get a palindrome (5896776985).

The spelling of 1426520744 in words is "one billion, four hundred twenty-six million, five hundred twenty thousand, seven hundred forty-four".