23420526 has 16 divisors (see below), whose sum is σ = 49596624. Its totient is φ = 7347584.

The previous prime is 23420479. The next prime is 23420533. The reversal of 23420526 is 62502432.

It is a junction number, because it is equal to n+sod(n) for n = 23420496 and 23420505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114705 + ... + 114908.

It is an arithmetic number, because the mean of its divisors is an integer number (3099789).

Almost surely, 2^23420526 is an apocalyptic number.

23420526 is an abundant number, since it is smaller than the sum of its proper divisors (26176098).

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

23420526 is a wasteful number, since it uses less digits than its factorization.

23420526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229635.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 23420526 is about 4839.4757980591. The cubic root of 23420526 is about 286.1094581598.

Adding to 23420526 its reverse (62502432), we get a palindrome (85922958).

It can be divided in two parts, 234 and 20526, that multiplied together give a palindrome (4803084).

The spelling of 23420526 in words is "twenty-three million, four hundred twenty thousand, five hundred twenty-six".