535661444 has 48 divisors (see below), whose sum is σ = 1013257728. Its totient is φ = 247154688.

The previous prime is 535661443. The next prime is 535661447. The reversal of 535661444 is 444166535.

It is a junction number, because it is equal to n+sod(n) for n = 535661398 and 535661407.

It is not an unprimeable number, because it can be changed into a prime (535661443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 314804 + ... + 316500.

It is an arithmetic number, because the mean of its divisors is an integer number (21109536).

Almost surely, 2^535661444 is an apocalyptic number.

It is an amenable number.

535661444 is a deficient number, since it is larger than the sum of its proper divisors (477596284).

535661444 is a wasteful number, since it uses less digits than its factorization.

535661444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1844 (or 1842 counting only the distinct ones).

The product of its digits is 172800, while the sum is 38.

The square root of 535661444 is about 23144.3609546688. The cubic root of 535661444 is about 812.1385565204.

The spelling of 535661444 in words is "five hundred thirty-five million, six hundred sixty-one thousand, four hundred forty-four".