495131826 has 48 divisors (see below), whose sum is σ = 1160171712. Its totient is φ = 137996160.

The previous prime is 495131821. The next prime is 495131827. The reversal of 495131826 is 628131594.

It is not an unprimeable number, because it can be changed into a prime (495131821) 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, 67096 + ... + 74108.

It is an arithmetic number, because the mean of its divisors is an integer number (24170244).

Almost surely, 2^495131826 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 495131826, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (580085856).

495131826 is an abundant number, since it is smaller than the sum of its proper divisors (665039886).

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

495131826 is a wasteful number, since it uses less digits than its factorization.

495131826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7107 (or 7066 counting only the distinct ones).

The product of its digits is 51840, while the sum is 39.

The square root of 495131826 is about 22251.5578331046. The cubic root of 495131826 is about 791.1162056245.

The spelling of 495131826 in words is "four hundred ninety-five million, one hundred thirty-one thousand, eight hundred twenty-six".