1485716988 has 48 divisors (see below), whose sum is σ = 4036677120. Its totient is φ = 416480064.

The previous prime is 1485716987. The next prime is 1485717053. The reversal of 1485716988 is 8896175841.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1485716987) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162408 + ... + 171311.

It is an arithmetic number, because the mean of its divisors is an integer number (84097440).

Almost surely, 2^1485716988 is an apocalyptic number.

It is an amenable number.

1485716988 is an abundant number, since it is smaller than the sum of its proper divisors (2550960132).

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

1485716988 is a wasteful number, since it uses less digits than its factorization.

1485716988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333786 (or 333784 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 57.

The square root of 1485716988 is about 38544.9995200415. Note that the first 3 decimals coincide. The cubic root of 1485716988 is about 1141.0693229130.

The spelling of 1485716988 in words is "one billion, four hundred eighty-five million, seven hundred sixteen thousand, nine hundred eighty-eight".