115533402 has 32 divisors (see below), whose sum is σ = 234964800. Its totient is φ = 37867008.

The previous prime is 115533391. The next prime is 115533403. The reversal of 115533402 is 204335511.

It is not an unprimeable number, because it can be changed into a prime (115533403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103624 + ... + 104732.

It is an arithmetic number, because the mean of its divisors is an integer number (7342650).

Almost surely, 2^115533402 is an apocalyptic number.

115533402 is an abundant number, since it is smaller than the sum of its proper divisors (119431398).

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

115533402 is a wasteful number, since it uses less digits than its factorization.

115533402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1390.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 115533402 is about 10748.6465194461. The cubic root of 115533402 is about 487.0451099243.

Adding to 115533402 its reverse (204335511), we get a palindrome (319868913).

The spelling of 115533402 in words is "one hundred fifteen million, five hundred thirty-three thousand, four hundred two".