1424021460 has 48 divisors (see below), whose sum is σ = 3996216000. Its totient is φ = 378886144.

The previous prime is 1424021447. The next prime is 1424021477. The reversal of 1424021460 is 641204241.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1424021460.

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, 511 + ... + 53369.

It is an arithmetic number, because the mean of its divisors is an integer number (83254500).

Almost surely, 2^1424021460 is an apocalyptic number.

1424021460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1424021460 is an abundant number, since it is smaller than the sum of its proper divisors (2572194540).

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

1424021460 is a wasteful number, since it uses less digits than its factorization.

1424021460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53320 (or 53318 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 1424021460 is about 37736.2088715865. The cubic root of 1424021460 is about 1125.0509172016.

The spelling of 1424021460 in words is "one billion, four hundred twenty-four million, twenty-one thousand, four hundred sixty".