536656594 has 4 divisors (see below), whose sum is σ = 804984894. Its totient is φ = 268328296.

The previous prime is 536656583. The next prime is 536656597. The reversal of 536656594 is 495656635.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 387499225 + 149157369 = 19685^2 + 12213^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (536656597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134164147 + ... + 134164150.

Almost surely, 2^536656594 is an apocalyptic number.

536656594 is a deficient number, since it is larger than the sum of its proper divisors (268328300).

536656594 is a wasteful number, since it uses less digits than its factorization.

536656594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268328299.

The product of its digits is 2916000, while the sum is 49.

The square root of 536656594 is about 23165.8497361957. The cubic root of 536656594 is about 812.6411748062.

The spelling of 536656594 in words is "five hundred thirty-six million, six hundred fifty-six thousand, five hundred ninety-four".