1424089520 has 80 divisors (see below), whose sum is σ = 3983197440. Its totient is φ = 462557952.

The previous prime is 1424089493. The next prime is 1424089543. The reversal of 1424089520 is 259804241.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (35).

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, 56282 + ... + 77561.

It is an arithmetic number, because the mean of its divisors is an integer number (49789968).

Almost surely, 2^1424089520 is an apocalyptic number.

1424089520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1424089520 is an abundant number, since it is smaller than the sum of its proper divisors (2559107920).

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

1424089520 is a wasteful number, since it uses less digits than its factorization.

1424089520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133882 (or 133876 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 1424089520 is about 37737.1106472130. The cubic root of 1424089520 is about 1125.0688405611.

The spelling of 1424089520 in words is "one billion, four hundred twenty-four million, eighty-nine thousand, five hundred twenty".