23550028 has 6 divisors (see below), whose sum is σ = 41212556. Its totient is φ = 11775012.

The previous prime is 23550017. The next prime is 23550029. The reversal of 23550028 is 82005532.

It is a junction number, because it is equal to n+sod(n) for n = 23549984 and 23550011.

It is not an unprimeable number, because it can be changed into a prime (23550029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2943750 + ... + 2943757.

Almost surely, 2^23550028 is an apocalyptic number.

It is an amenable number.

23550028 is a deficient number, since it is larger than the sum of its proper divisors (17662528).

23550028 is a wasteful number, since it uses less digits than its factorization.

23550028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5887511 (or 5887509 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 23550028 is about 4852.8371083316. The cubic root of 23550028 is about 286.6358292650.

The spelling of 23550028 in words is "twenty-three million, five hundred fifty thousand, twenty-eight".