1424247556 has 12 divisors (see below), whose sum is σ = 2639047068. Its totient is φ = 670234112.

The previous prime is 1424247529. The next prime is 1424247569. The reversal of 1424247556 is 6557424241.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1329769156 + 94478400 = 36466^2 + 9720^2 .

It is a super-2 number, since 2×1424247556² = 4056962201543946272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10472341 + ... + 10472476.

It is an arithmetic number, because the mean of its divisors is an integer number (219920589).

Almost surely, 2^1424247556 is an apocalyptic number.

It is an amenable number.

1424247556 is a deficient number, since it is larger than the sum of its proper divisors (1214799512).

1424247556 is a wasteful number, since it uses less digits than its factorization.

1424247556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20944838 (or 20944836 counting only the distinct ones).

The product of its digits is 268800, while the sum is 40.

The square root of 1424247556 is about 37739.2044961205. The cubic root of 1424247556 is about 1125.1104565785.

The spelling of 1424247556 in words is "one billion, four hundred twenty-four million, two hundred forty-seven thousand, five hundred fifty-six".