15480233 has 2 divisors, whose sum is σ = 15480234. Its totient is φ = 15480232.

The previous prime is 15480211. The next prime is 15480239. The reversal of 15480233 is 33208451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9467929 + 6012304 = 3077^2 + 2452^2 .

It is a cyclic number.

It is not a de Polignac number, because 15480233 - 2¹⁶ = 15414697 is a prime.

It is a super-2 number, since 2×15480233² = 479275227468578, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (15480239) 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 as a sum of consecutive naturals, namely, 7740116 + 7740117.

It is an arithmetic number, because the mean of its divisors is an integer number (7740117).

Almost surely, 2^15480233 is an apocalyptic number.

It is an amenable number.

15480233 is a deficient number, since it is larger than the sum of its proper divisors (1).

15480233 is an equidigital number, since it uses as much as digits as its factorization.

15480233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 15480233 is about 3934.4927246089. The cubic root of 15480233 is about 249.2255124874.

Adding to 15480233 its reverse (33208451), we get a palindrome (48688684).

The spelling of 15480233 in words is "fifteen million, four hundred eighty thousand, two hundred thirty-three".