494316240 has 160 divisors (see below), whose sum is σ = 1687499136. Its totient is φ = 118702080.

The previous prime is 494316233. The next prime is 494316247. The reversal of 494316240 is 42613494.

It is an interprime number because it is at equal distance from previous prime (494316233) and next prime (494316247).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494316247) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 297492 + ... + 299148.

Almost surely, 2^494316240 is an apocalyptic number.

494316240 is a gapful number since it is divisible by the number (40) 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 494316240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (843749568).

494316240 is an abundant number, since it is smaller than the sum of its proper divisors (1193182896).

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

494316240 is a wasteful number, since it uses less digits than its factorization.

494316240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1797 (or 1791 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 494316240 is about 22233.2237878361. The cubic root of 494316240 is about 790.6815887777.

The spelling of 494316240 in words is "four hundred ninety-four million, three hundred sixteen thousand, two hundred forty".