487166994 has 64 divisors (see below), whose sum is σ = 1149482880. Its totient is φ = 152409600.

The previous prime is 487166993. The next prime is 487167007. The reversal of 487166994 is 499661784.

487166994 is a `hidden beast` number, since 487 + 16 + 69 + 94 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

Its product of digits (2612736) is a multiple of the sum of its prime factors (1512).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 487166994.

It is not an unprimeable number, because it can be changed into a prime (487166993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 551277 + ... + 552159.

It is an arithmetic number, because the mean of its divisors is an integer number (17960670).

Almost surely, 2^487166994 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 487166994, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (574741440).

487166994 is an abundant number, since it is smaller than the sum of its proper divisors (662315886).

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

487166994 is a wasteful number, since it uses less digits than its factorization.

487166994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1512 (or 1506 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 54.

The square root of 487166994 is about 22071.8597766477. The cubic root of 487166994 is about 786.8512134860.

The spelling of 487166994 in words is "four hundred eighty-seven million, one hundred sixty-six thousand, nine hundred ninety-four".