15552055 has 8 divisors (see below), whose sum is σ = 19014912. Its totient is φ = 12206688.

The previous prime is 15552041. The next prime is 15552067. The reversal of 15552055 is 55025551.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 15552055 - 2¹³ = 15543863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29079 + ... + 29608.

It is an arithmetic number, because the mean of its divisors is an integer number (2376864).

Almost surely, 2^15552055 is an apocalyptic number.

15552055 is a deficient number, since it is larger than the sum of its proper divisors (3462857).

15552055 is an equidigital number, since it uses as much as digits as its factorization.

15552055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58745.

The product of its (nonzero) digits is 6250, while the sum is 28.

The square root of 15552055 is about 3943.6093873506. The cubic root of 15552055 is about 249.6103530164.

The spelling of 15552055 in words is "fifteen million, five hundred fifty-two thousand, fifty-five".