15480422 has 8 divisors (see below), whose sum is σ = 23305296. Its totient is φ = 7711992.

The previous prime is 15480407. The next prime is 15480431. The reversal of 15480422 is 22408451.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 15480391 and 15480400.

It is a congruent number.

It is an unprimeable number.

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, 13418 + ... + 14525.

It is an arithmetic number, because the mean of its divisors is an integer number (2913162).

Almost surely, 2^15480422 is an apocalyptic number.

15480422 is a deficient number, since it is larger than the sum of its proper divisors (7824874).

15480422 is a wasteful number, since it uses less digits than its factorization.

15480422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28222.

The product of its (nonzero) digits is 2560, while the sum is 26.

The square root of 15480422 is about 3934.5167428796. The cubic root of 15480422 is about 249.2265267578.

Adding to 15480422 its reverse (22408451), we get a palindrome (37888873).

The spelling of 15480422 in words is "fifteen million, four hundred eighty thousand, four hundred twenty-two".