1424542388 has 12 divisors (see below), whose sum is σ = 2518650372. Its totient is φ = 704928000.

The previous prime is 1424542381. The next prime is 1424542391. The reversal of 1424542388 is 8832454241.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 858958864 + 565583524 = 29308^2 + 23782^2 .

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1424542381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1835363 + ... + 1836138.

It is an arithmetic number, because the mean of its divisors is an integer number (209887531).

Almost surely, 2^1424542388 is an apocalyptic number.

It is an amenable number.

1424542388 is a deficient number, since it is larger than the sum of its proper divisors (1094107984).

1424542388 is a wasteful number, since it uses less digits than its factorization.

1424542388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3671602 (or 3671600 counting only the distinct ones).

The product of its digits is 245760, while the sum is 41.

The square root of 1424542388 is about 37743.1104706541. The cubic root of 1424542388 is about 1125.1880872024.

The spelling of 1424542388 in words is "one billion, four hundred twenty-four million, five hundred forty-two thousand, three hundred eighty-eight".