1424836009 has 3 divisors (see below), whose sum is σ = 1424873757. Its totient is φ = 1424798262.

The previous prime is 1424836001. The next prime is 1424836019. The reversal of 1424836009 is 9006384241.

The square root of 1424836009 is 37747.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 9006384241 = 263 ⋅34244807.

It is not a de Polignac number, because 1424836009 - 2³ = 1424836001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1424836001) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 18874 + ... + 56620.

It is an arithmetic number, because the mean of its divisors is an integer number (474957919).

Almost surely, 2^1424836009 is an apocalyptic number.

1424836009 is the 37747-th square number.

1424836009 is the 18874-th centered octagonal number.

It is an amenable number.

1424836009 is a deficient number, since it is larger than the sum of its proper divisors (37748).

1424836009 is an frugal number, since it uses more digits than its factorization.

1424836009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75494 (or 37747 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 37.

The cubic root of 1424836009 is about 1125.2653883198.

The spelling of 1424836009 in words is "one billion, four hundred twenty-four million, eight hundred thirty-six thousand, nine".