53623506 has 16 divisors (see below), whose sum is σ = 107805024. Its totient is φ = 17781504.

The previous prime is 53623499. The next prime is 53623513. The reversal of 53623506 is 60532635.

53623506 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (53623499) and next prime (53623513).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21996 + ... + 24311.

It is an arithmetic number, because the mean of its divisors is an integer number (6737814).

Almost surely, 2^53623506 is an apocalyptic number.

53623506 is an abundant number, since it is smaller than the sum of its proper divisors (54181518).

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

53623506 is a wasteful number, since it uses less digits than its factorization.

53623506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46505.

The product of its (nonzero) digits is 16200, while the sum is 30.

The square root of 53623506 is about 7322.8072485898. The cubic root of 53623506 is about 377.0958345628.

It can be divided in two parts, 536 and 23506, that added together give a palindrome (24042).

The spelling of 53623506 in words is "fifty-three million, six hundred twenty-three thousand, five hundred six".