491496192 has 324 divisors, whose sum is σ = 1632743112. Its totient is φ = 141926400.

The previous prime is 491496179. The next prime is 491496217. The reversal of 491496192 is 291694194.

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

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 11430123 + ... + 11430165.

Almost surely, 2^491496192 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 491496192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (816371556).

491496192 is an abundant number, since it is smaller than the sum of its proper divisors (1141246920).

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

491496192 is a wasteful number, since it uses less digits than its factorization.

491496192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128 (or 100 counting only the distinct ones).

The product of its digits is 139968, while the sum is 45.

The square root of 491496192 is about 22169.7133946292. The cubic root of 491496192 is about 789.1751214843.

The spelling of 491496192 in words is "four hundred ninety-one million, four hundred ninety-six thousand, one hundred ninety-two".