1487421936 has 480 divisors, whose sum is σ = 5927620608. Its totient is φ = 335093760.

The previous prime is 1487421913. The next prime is 1487421979. The reversal of 1487421936 is 6391247841.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1487421891 and 1487421900.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2450145 + ... + 2450751.

Almost surely, 2^1487421936 is an apocalyptic number.

1487421936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1487421936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2963810304).

1487421936 is an abundant number, since it is smaller than the sum of its proper divisors (4440198672).

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

1487421936 is a wasteful number, since it uses less digits than its factorization.

1487421936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669 (or 660 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 1487421936 is about 38567.1095105661. The cubic root of 1487421936 is about 1141.5056375390.

The spelling of 1487421936 in words is "one billion, four hundred eighty-seven million, four hundred twenty-one thousand, nine hundred thirty-six".