535977 has 20 divisors (see below), whose sum is σ = 863940. Its totient is φ = 329184.

The previous prime is 535973. The next prime is 535991. The reversal of 535977 is 779535.

It can be written as a sum of positive squares in 2 ways, for example, as 254016 + 281961 = 504^2 + 531^2 .

It is not a de Polignac number, because 535977 - 2² = 535973 is a prime.

Its product of digits (33075) is a multiple of the sum of its prime divisors (525).

It is not an unprimeable number, because it can be changed into a prime (535973) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 799 + ... + 1307.

It is an arithmetic number, because the mean of its divisors is an integer number (43197).

2⁵³⁵⁹⁷⁷ is an apocalyptic number.

It is an amenable number.

535977 is a deficient number, since it is larger than the sum of its proper divisors (327963).

535977 is a wasteful number, since it uses less digits than its factorization.

535977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534 (or 525 counting only the distinct ones).

The product of its digits is 33075, while the sum is 36.

The square root of 535977 is about 732.1045007374. The cubic root of 535977 is about 81.2298001066.

The spelling of 535977 in words is "five hundred thirty-five thousand, nine hundred seventy-seven".