1487422544 has 20 divisors (see below), whose sum is σ = 2889618996. Its totient is φ = 741714432.

The previous prime is 1487422511. The next prime is 1487422549. The reversal of 1487422544 is 4452247841.

It can be written as a sum of positive squares in 2 ways, for example, as 557904400 + 929518144 = 23620^2 + 30488^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1487422549) 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, 118649 + ... + 130584.

Almost surely, 2^1487422544 is an apocalyptic number.

It is an amenable number.

1487422544 is a deficient number, since it is larger than the sum of its proper divisors (1402196452).

1487422544 is a wasteful number, since it uses less digits than its factorization.

1487422544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249614 (or 249608 counting only the distinct ones).

The product of its digits is 286720, while the sum is 41.

The square root of 1487422544 is about 38567.1173929294. The cubic root of 1487422544 is about 1141.5057930733.

The spelling of 1487422544 in words is "one billion, four hundred eighty-seven million, four hundred twenty-two thousand, five hundred forty-four".