535697628 has 48 divisors (see below), whose sum is σ = 1361136000. Its totient is φ = 163332288.

The previous prime is 535697597. The next prime is 535697633. The reversal of 535697628 is 826796535.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33898 + ... + 47121.

It is an arithmetic number, because the mean of its divisors is an integer number (28357000).

Almost surely, 2^535697628 is an apocalyptic number.

535697628 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

535697628 is an abundant number, since it is smaller than the sum of its proper divisors (825438372).

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

535697628 is a wasteful number, since it uses less digits than its factorization.

535697628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81074 (or 81072 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 51.

The square root of 535697628 is about 23145.1426437601. The cubic root of 535697628 is about 812.1568427970.

The spelling of 535697628 in words is "five hundred thirty-five million, six hundred ninety-seven thousand, six hundred twenty-eight".