536498778 has 16 divisors (see below), whose sum is σ = 1083416256. Its totient is φ = 177096480.

The previous prime is 536498747. The next prime is 536498789. The reversal of 536498778 is 877894635.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 433443 + ... + 434678.

It is an arithmetic number, because the mean of its divisors is an integer number (67713516).

Almost surely, 2^536498778 is an apocalyptic number.

536498778 is an abundant number, since it is smaller than the sum of its proper divisors (546917478).

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

536498778 is a wasteful number, since it uses less digits than its factorization.

536498778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 868229.

The product of its digits is 10160640, while the sum is 57.

The square root of 536498778 is about 23162.4432649062. The cubic root of 536498778 is about 812.5615084954.

The spelling of 536498778 in words is "five hundred thirty-six million, four hundred ninety-eight thousand, seven hundred seventy-eight".