536659394 has 8 divisors (see below), whose sum is σ = 807296700. Its totient is φ = 267560496.

The previous prime is 536659381. The next prime is 536659421. The reversal of 536659394 is 493956635.

It can be written as a sum of positive squares in 2 ways, for example, as 447111025 + 89548369 = 21145^2 + 9463^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 383729 + ... + 385124.

Almost surely, 2^536659394 is an apocalyptic number.

536659394 is a deficient number, since it is larger than the sum of its proper divisors (270637306).

536659394 is a wasteful number, since it uses less digits than its factorization.

536659394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769204.

The product of its digits is 2624400, while the sum is 50.

The square root of 536659394 is about 23165.9101699027. The cubic root of 536659394 is about 812.6425881193.

The spelling of 536659394 in words is "five hundred thirty-six million, six hundred fifty-nine thousand, three hundred ninety-four".