535980 has 24 divisors (see below), whose sum is σ = 1500912. Its totient is φ = 142912.

The previous prime is 535973. The next prime is 535991. The reversal of 535980 is 89535.

535980 = T₆₁ + T₆₂ + ... + T₁₅₀.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

535980 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4407 + ... + 4526.

It is an arithmetic number, because the mean of its divisors is an integer number (62538).

2⁵³⁵⁹⁸⁰ is an apocalyptic number.

It is an amenable number.

535980 is an abundant number, since it is smaller than the sum of its proper divisors (964932).

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

535980 is a wasteful number, since it uses less digits than its factorization.

535980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8945 (or 8943 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 535980 is about 732.1065496224. The cubic root of 535980 is about 81.2299516610.

The spelling of 535980 in words is "five hundred thirty-five thousand, nine hundred eighty".