15552042 has 64 divisors (see below), whose sum is σ = 36578304. Its totient is φ = 4355840.

The previous prime is 15552041. The next prime is 15552067. The reversal of 15552042 is 24025551.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (15552041) 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 31 ways as a sum of consecutive naturals, for example, 93043 + ... + 93209.

It is an arithmetic number, because the mean of its divisors is an integer number (571536).

Almost surely, 2^15552042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15552042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18289152).

15552042 is an abundant number, since it is smaller than the sum of its proper divisors (21026262).

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

15552042 is a wasteful number, since it uses less digits than its factorization.

15552042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283.

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 15552042 is about 3943.6077391140. The cubic root of 15552042 is about 249.6102834664.

Adding to 15552042 its reverse (24025551), we get a palindrome (39577593).

The spelling of 15552042 in words is "fifteen million, five hundred fifty-two thousand, forty-two".