23530534 has 8 divisors (see below), whose sum is σ = 35822808. Its totient is φ = 11589600.

The previous prime is 23530511. The next prime is 23530547. The reversal of 23530534 is 43503532.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 23530499 and 23530508.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87667 + ... + 87934.

It is an arithmetic number, because the mean of its divisors is an integer number (4477851).

Almost surely, 2^23530534 is an apocalyptic number.

23530534 is a deficient number, since it is larger than the sum of its proper divisors (12292274).

23530534 is a wasteful number, since it uses less digits than its factorization.

23530534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175670.

The product of its (nonzero) digits is 5400, while the sum is 25.

The square root of 23530534 is about 4850.8281767137. The cubic root of 23530534 is about 286.5567179460.

The spelling of 23530534 in words is "twenty-three million, five hundred thirty thousand, five hundred thirty-four".