494797212 has 144 divisors (see below), whose sum is σ = 1561210560. Its totient is φ = 128646144.

The previous prime is 494797181. The next prime is 494797243. The reversal of 494797212 is 212797494.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (494797181) and next prime (494797243).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 238114 + ... + 240182.

It is an arithmetic number, because the mean of its divisors is an integer number (10841740).

Almost surely, 2^494797212 is an apocalyptic number.

494797212 is a gapful number since it is divisible by the number (42) 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 494797212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (780605280).

494797212 is an abundant number, since it is smaller than the sum of its proper divisors (1066413348).

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

494797212 is a wasteful number, since it uses less digits than its factorization.

494797212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2172 (or 2167 counting only the distinct ones).

The product of its digits is 254016, while the sum is 45.

The square root of 494797212 is about 22244.0376730485. The cubic root of 494797212 is about 790.9379512691.

The spelling of 494797212 in words is "four hundred ninety-four million, seven hundred ninety-seven thousand, two hundred twelve".