492249195 has 24 divisors (see below), whose sum is σ = 903423456. Its totient is φ = 247089408.

The previous prime is 492249193. The next prime is 492249203. The reversal of 492249195 is 591942294.

It is not a de Polignac number, because 492249195 - 2¹ = 492249193 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 492249195.

It is not an unprimeable number, because it can be changed into a prime (492249193) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 320967 + ... + 322496.

It is an arithmetic number, because the mean of its divisors is an integer number (37642644).

Almost surely, 2^492249195 is an apocalyptic number.

492249195 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

492249195 is a deficient number, since it is larger than the sum of its proper divisors (411174261).

492249195 is a wasteful number, since it uses less digits than its factorization.

492249195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643491 (or 643488 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The square root of 492249195 is about 22186.6895908335. The cubic root of 492249195 is about 789.5779377726.

The spelling of 492249195 in words is "four hundred ninety-two million, two hundred forty-nine thousand, one hundred ninety-five".