233640473 has 12 divisors (see below), whose sum is σ = 270330480. Its totient is φ = 201219480.

The previous prime is 233640467. The next prime is 233640487. The reversal of 233640473 is 374046332.

233640473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 233640473 - 2⁶ = 233640409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (233640373) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48515 + ... + 53112.

It is an arithmetic number, because the mean of its divisors is an integer number (22527540).

Almost surely, 2^233640473 is an apocalyptic number.

It is an amenable number.

233640473 is a deficient number, since it is larger than the sum of its proper divisors (36690007).

233640473 is a wasteful number, since it uses less digits than its factorization.

233640473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101668 (or 101657 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 32.

The square root of 233640473 is about 15285.3025158156. The cubic root of 233640473 is about 615.9082558946.

The spelling of 233640473 in words is "two hundred thirty-three million, six hundred forty thousand, four hundred seventy-three".