23040498 has 32 divisors (see below), whose sum is σ = 50198400. Its totient is φ = 7007616.

The previous prime is 23040497. The next prime is 23040541. The reversal of 23040498 is 89404032.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (23040497) 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, 5283 + ... + 8601.

It is an arithmetic number, because the mean of its divisors is an integer number (1568700).

Almost surely, 2^23040498 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23040498, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25099200).

23040498 is an abundant number, since it is smaller than the sum of its proper divisors (27157902).

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

23040498 is a wasteful number, since it uses less digits than its factorization.

23040498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3426.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 23040498 is about 4800.0518747197. The cubic root of 23040498 is about 284.5535144982.

The spelling of 23040498 in words is "twenty-three million, forty thousand, four hundred ninety-eight".