494207616 has 128 divisors (see below), whose sum is σ = 1529020800. Its totient is φ = 138498048.

The previous prime is 494207603. The next prime is 494207617. The reversal of 494207616 is 616702494.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (494207617) 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 15 ways as a sum of consecutive naturals, for example, 140730 + ... + 144198.

It is an arithmetic number, because the mean of its divisors is an integer number (11945475).

Almost surely, 2^494207616 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 494207616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (764510400).

494207616 is an abundant number, since it is smaller than the sum of its proper divisors (1034813184).

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

494207616 is a wasteful number, since it uses less digits than its factorization.

494207616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3546 (or 3534 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 494207616 is about 22230.7808229940. The cubic root of 494207616 is about 790.6236681715.

The spelling of 494207616 in words is "four hundred ninety-four million, two hundred seven thousand, six hundred sixteen".