1424214989 has 16 divisors (see below), whose sum is σ = 1520924160. Its totient is φ = 1331225280.

The previous prime is 1424214949. The next prime is 1424215021. The reversal of 1424214989 is 9894124241.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1424214989 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1424214949) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154967 + ... + 163899.

It is an arithmetic number, because the mean of its divisors is an integer number (95057760).

Almost surely, 2^1424214989 is an apocalyptic number.

It is an amenable number.

1424214989 is a deficient number, since it is larger than the sum of its proper divisors (96709171).

1424214989 is a wasteful number, since it uses less digits than its factorization.

1424214989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9140.

The product of its digits is 165888, while the sum is 44.

The square root of 1424214989 is about 37738.7730192702. The cubic root of 1424214989 is about 1125.1018808803.

The spelling of 1424214989 in words is "one billion, four hundred twenty-four million, two hundred fourteen thousand, nine hundred eighty-nine".