13528650 has 24 divisors (see below), whose sum is σ = 33551424. Its totient is φ = 3607600.

The previous prime is 13528637. The next prime is 13528657. The reversal of 13528650 is 5682531.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (13528657) 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 11 ways as a sum of consecutive naturals, for example, 44946 + ... + 45245.

It is an arithmetic number, because the mean of its divisors is an integer number (1397976).

Almost surely, 2^13528650 is an apocalyptic number.

13528650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13528650 is an abundant number, since it is smaller than the sum of its proper divisors (20022774).

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

13528650 is a wasteful number, since it uses less digits than its factorization.

13528650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90206 (or 90201 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 13528650 is about 3678.1313190260. The cubic root of 13528650 is about 238.2784796686.

The spelling of 13528650 in words is "thirteen million, five hundred twenty-eight thousand, six hundred fifty".