536298921 has 32 divisors (see below), whose sum is σ = 838044800. Its totient is φ = 338022720.

The previous prime is 536298913. The next prime is 536298923. The reversal of 536298921 is 129892635.

536298921 is a `hidden beast` number, since 536 + 2 + 98 + 9 + 21 = 666.

It is not a de Polignac number, because 536298921 - 2³ = 536298913 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

Its product of digits (233280) is a multiple of the sum of its prime divisors (2160).

It is not an unprimeable number, because it can be changed into a prime (536298923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 387651 + ... + 389031.

It is an arithmetic number, because the mean of its divisors is an integer number (26188900).

Almost surely, 2^536298921 is an apocalyptic number.

It is an amenable number.

536298921 is a deficient number, since it is larger than the sum of its proper divisors (301745879).

536298921 is a wasteful number, since it uses less digits than its factorization.

536298921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2166 (or 2160 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The square root of 536298921 is about 23158.1286161037. The cubic root of 536298921 is about 812.4605972529.

The spelling of 536298921 in words is "five hundred thirty-six million, two hundred ninety-eight thousand, nine hundred twenty-one".