115223004 has 36 divisors (see below), whose sum is σ = 313663896. Its totient is φ = 35453088.

The previous prime is 115222993. The next prime is 115223023. The reversal of 115223004 is 400322511.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122634 + ... + 123569.

It is an arithmetic number, because the mean of its divisors is an integer number (8712886).

Almost surely, 2^115223004 is an apocalyptic number.

It is an amenable number.

115223004 is an abundant number, since it is smaller than the sum of its proper divisors (198440892).

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

115223004 is a wasteful number, since it uses less digits than its factorization.

115223004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246226 (or 246221 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 115223004 is about 10734.1978740845. The cubic root of 115223004 is about 486.6085452159.

Adding to 115223004 its reverse (400322511), we get a palindrome (515545515).

The spelling of 115223004 in words is "one hundred fifteen million, two hundred twenty-three thousand, four".