491245935 has 32 divisors (see below), whose sum is σ = 818389440. Its totient is φ = 251317248.

The previous prime is 491245919. The next prime is 491245949. The reversal of 491245935 is 539542194.

It is not a de Polignac number, because 491245935 - 2⁴ = 491245919 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64699 + ... + 71891.

It is an arithmetic number, because the mean of its divisors is an integer number (25574670).

Almost surely, 2^491245935 is an apocalyptic number.

491245935 is a deficient number, since it is larger than the sum of its proper divisors (327143505).

491245935 is a wasteful number, since it uses less digits than its factorization.

491245935 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7387.

The product of its digits is 194400, while the sum is 42.

The square root of 491245935 is about 22164.0685570136. The cubic root of 491245935 is about 789.0411563040.

The spelling of 491245935 in words is "four hundred ninety-one million, two hundred forty-five thousand, nine hundred thirty-five".