23553465 has 48 divisors (see below), whose sum is σ = 42326592. Its totient is φ = 11112192.

The previous prime is 23553463. The next prime is 23553479. The reversal of 23553465 is 56435532.

It is not a de Polignac number, because 23553465 - 2¹ = 23553463 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23553461) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 444379 + ... + 444431.

It is an arithmetic number, because the mean of its divisors is an integer number (881804).

Almost surely, 2^23553465 is an apocalyptic number.

It is an amenable number.

23553465 is a deficient number, since it is larger than the sum of its proper divisors (18773127).

23553465 is a wasteful number, since it uses less digits than its factorization.

23553465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170 (or 117 counting only the distinct ones).

The product of its digits is 54000, while the sum is 33.

The square root of 23553465 is about 4853.1912181574. The cubic root of 23553465 is about 286.6497729062.

Adding to 23553465 its reverse (56435532), we get a palindrome (79988997).

The spelling of 23553465 in words is "twenty-three million, five hundred fifty-three thousand, four hundred sixty-five".