494130000 has 400 divisors, whose sum is σ = 1974068096. Its totient is φ = 103680000.

The previous prime is 494129989. The next prime is 494130031. The reversal of 494130000 is 31494.

It is a tau number, because it is divible by the number of its divisors (400).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2729910 + ... + 2730090.

Almost surely, 2^494130000 is an apocalyptic number.

494130000 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 494130000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (987034048).

494130000 is an abundant number, since it is smaller than the sum of its proper divisors (1479938096).

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

494130000 is a wasteful number, since it uses less digits than its factorization.

494130000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232 (or 211 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 494130000 is about 22229.0350667770. The cubic root of 494130000 is about 790.5822764855.

Adding to 494130000 its reverse (31494), we get a palindrome (494161494).

The spelling of 494130000 in words is "four hundred ninety-four million, one hundred thirty thousand".