535974986 has 4 divisors (see below), whose sum is σ = 803962482. Its totient is φ = 267987492.

The previous prime is 535974949. The next prime is 535975039. The reversal of 535974986 is 689479535.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 525830761 + 10144225 = 22931^2 + 3185^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133993745 + ... + 133993748.

Almost surely, 2^535974986 is an apocalyptic number.

535974986 is a deficient number, since it is larger than the sum of its proper divisors (267987496).

535974986 is a wasteful number, since it uses less digits than its factorization.

535974986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267987495.

The product of its digits is 8164800, while the sum is 56.

The square root of 535974986 is about 23151.1335791576. The cubic root of 535974986 is about 812.2969836284.

The spelling of 535974986 in words is "five hundred thirty-five million, nine hundred seventy-four thousand, nine hundred eighty-six".