233530036 has 6 divisors (see below), whose sum is σ = 408677570. Its totient is φ = 116765016.

The previous prime is 233530009. The next prime is 233530039. The reversal of 233530036 is 630035332.

It can be written as a sum of positive squares in only one way, i.e., 154853136 + 78676900 = 12444^2 + 8870^2 .

It is a super-2 number, since 2×233530036² = 109072555428322592, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233530039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29191251 + ... + 29191258.

Almost surely, 2^233530036 is an apocalyptic number.

It is an amenable number.

233530036 is a deficient number, since it is larger than the sum of its proper divisors (175147534).

233530036 is a wasteful number, since it uses less digits than its factorization.

233530036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58382513 (or 58382511 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 25.

The square root of 233530036 is about 15281.6895662751. The cubic root of 233530036 is about 615.8111982529.

Adding to 233530036 its reverse (630035332), we get a palindrome (863565368).

The spelling of 233530036 in words is "two hundred thirty-three million, five hundred thirty thousand, thirty-six".