491597350 has 12 divisors (see below), whose sum is σ = 914371164. Its totient is φ = 196638920.

The previous prime is 491597341. The next prime is 491597363. The reversal of 491597350 is 53795194.

It is a junction number, because it is equal to n+sod(n) for n = 491597297 and 491597306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4915924 + ... + 4916023.

It is an arithmetic number, because the mean of its divisors is an integer number (76197597).

Almost surely, 2^491597350 is an apocalyptic number.

491597350 is a deficient number, since it is larger than the sum of its proper divisors (422773814).

491597350 is a wasteful number, since it uses less digits than its factorization.

491597350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9831959 (or 9831954 counting only the distinct ones).

The product of its (nonzero) digits is 170100, while the sum is 43.

The square root of 491597350 is about 22171.9947230735. The cubic root of 491597350 is about 789.2292595102.

The spelling of 491597350 in words is "four hundred ninety-one million, five hundred ninety-seven thousand, three hundred fifty".