494877384 has 192 divisors, whose sum is σ = 1481155200. Its totient is φ = 153014400.

The previous prime is 494877367. The next prime is 494877389. The reversal of 494877384 is 483778494.

494877384 is a `hidden beast` number, since 494 + 8 + 7 + 73 + 84 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 494877384.

It is not an unprimeable number, because it can be changed into a prime (494877389) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6970069 + ... + 6970139.

It is an arithmetic number, because the mean of its divisors is an integer number (7714350).

Almost surely, 2^494877384 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 494877384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (740577600).

494877384 is an abundant number, since it is smaller than the sum of its proper divisors (986277816).

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

494877384 is a wasteful number, since it uses less digits than its factorization.

494877384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193 (or 160 counting only the distinct ones).

The product of its digits is 5419008, while the sum is 54.

The square root of 494877384 is about 22245.8397009418. The cubic root of 494877384 is about 790.9806675250.

The spelling of 494877384 in words is "four hundred ninety-four million, eight hundred seventy-seven thousand, three hundred eighty-four".