535665404 has 24 divisors (see below), whose sum is σ = 988957200. Its totient is φ = 253169280.

The previous prime is 535665397. The next prime is 535665413. The reversal of 535665404 is 404566535.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent 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, 27392 + ... + 42680.

It is an arithmetic number, because the mean of its divisors is an integer number (41206550).

Almost surely, 2^535665404 is an apocalyptic number.

It is an amenable number.

535665404 is a deficient number, since it is larger than the sum of its proper divisors (453291796).

535665404 is a wasteful number, since it uses less digits than its factorization.

535665404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15773 (or 15771 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 38.

The square root of 535665404 is about 23144.4465045073. The cubic root of 535665404 is about 812.1405578223.

The spelling of 535665404 in words is "five hundred thirty-five million, six hundred sixty-five thousand, four hundred four".