22529470 has 8 divisors (see below), whose sum is σ = 40553064. Its totient is φ = 9011784.

The previous prime is 22529453. The next prime is 22529483. The reversal of 22529470 is 7492522.

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

It is a congruent 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, 1126464 + ... + 1126483.

It is an arithmetic number, because the mean of its divisors is an integer number (5069133).

Almost surely, 2^22529470 is an apocalyptic number.

22529470 is a deficient number, since it is larger than the sum of its proper divisors (18023594).

22529470 is a wasteful number, since it uses less digits than its factorization.

22529470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2252954.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 22529470 is about 4746.5218844961. The cubic root of 22529470 is about 282.4340096992.

The spelling of 22529470 in words is "twenty-two million, five hundred twenty-nine thousand, four hundred seventy".