15225022 has 16 divisors (see below), whose sum is σ = 23686992. Its totient is φ = 7334080.

The previous prime is 15224983. The next prime is 15225031. The reversal of 15225022 is 22052251.

15225022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 5688 + ... + 7924.

It is an arithmetic number, because the mean of its divisors is an integer number (1480437).

Almost surely, 2^15225022 is an apocalyptic number.

15225022 is a deficient number, since it is larger than the sum of its proper divisors (8461970).

15225022 is a wasteful number, since it uses less digits than its factorization.

15225022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2363.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 15225022 is about 3901.9254221474. The cubic root of 15225022 is about 247.8483181907.

Adding to 15225022 its reverse (22052251), we get a palindrome (37277273).

The spelling of 15225022 in words is "fifteen million, two hundred twenty-five thousand, twenty-two".