23005722 has 8 divisors (see below), whose sum is σ = 46011456. Its totient is φ = 7668572.

The previous prime is 23005673. The next prime is 23005747. The reversal of 23005722 is 22750032.

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

23005722 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1917138 + ... + 1917149.

It is an arithmetic number, because the mean of its divisors is an integer number (5751432).

Almost surely, 2^23005722 is an apocalyptic number.

23005722 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

23005722 is a wasteful number, since it uses less digits than its factorization.

23005722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3834292.

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 23005722 is about 4796.4280459525. The cubic root of 23005722 is about 284.4102795179.

Adding to 23005722 its reverse (22750032), we get a palindrome (45755754).

The spelling of 23005722 in words is "twenty-three million, five thousand, seven hundred twenty-two".