15222674 has 8 divisors (see below), whose sum is σ = 23570688. Its totient is φ = 7365780.

The previous prime is 15222673. The next prime is 15222707. The reversal of 15222674 is 47622251.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (15222673) by changing a digit.

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, 122702 + ... + 122825.

It is an arithmetic number, because the mean of its divisors is an integer number (2946336).

Almost surely, 2^15222674 is an apocalyptic number.

15222674 is a deficient number, since it is larger than the sum of its proper divisors (8348014).

15222674 is a wasteful number, since it uses less digits than its factorization.

15222674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245560.

The product of its digits is 6720, while the sum is 29.

The square root of 15222674 is about 3901.6245334476. The cubic root of 15222674 is about 247.8355764955.

The spelling of 15222674 in words is "fifteen million, two hundred twenty-two thousand, six hundred seventy-four".