15049122 has 32 divisors (see below), whose sum is σ = 33156864. Its totient is φ = 4515600.

The previous prime is 15049117. The next prime is 15049141. The reversal of 15049122 is 22194051.

It is a junction number, because it is equal to n+sod(n) for n = 15049092 and 15049101.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5997 + ... + 8127.

It is an arithmetic number, because the mean of its divisors is an integer number (1036152).

Almost surely, 2^15049122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15049122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16578432).

15049122 is an abundant number, since it is smaller than the sum of its proper divisors (18107742).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15049122 is a wasteful number, since it uses less digits than its factorization.

15049122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2254.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 15049122 is about 3879.3197857356. The cubic root of 15049122 is about 246.8901258051.

Subtracting 15049122 from its reverse (22194051), we obtain a square (7144929 = 2673²).

The spelling of 15049122 in words is "fifteen million, forty-nine thousand, one hundred twenty-two".