15484222 has 8 divisors (see below), whose sum is σ = 25013016. Its totient is φ = 7146552.

The previous prime is 15484219. The next prime is 15484223. The reversal of 15484222 is 22248451.

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

It is a super-2 number, since 2×15484222² = 479522261890568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15484223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 297748 + ... + 297799.

It is an arithmetic number, because the mean of its divisors is an integer number (3126627).

Almost surely, 2^15484222 is an apocalyptic number.

15484222 is a deficient number, since it is larger than the sum of its proper divisors (9528794).

15484222 is a wasteful number, since it uses less digits than its factorization.

15484222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595562.

The product of its digits is 5120, while the sum is 28.

The square root of 15484222 is about 3934.9996188056. Note that the first 3 decimals coincide. The cubic root of 15484222 is about 249.2469177463.

The spelling of 15484222 in words is "fifteen million, four hundred eighty-four thousand, two hundred twenty-two".