13651552 has 12 divisors (see below), whose sum is σ = 26876556. Its totient is φ = 6825760.

The previous prime is 13651537. The next prime is 13651559. The reversal of 13651552 is 25515631.

It is a self number, because there is not a number n which added to its sum of digits gives 13651552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13651559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213274 + ... + 213337.

It is an arithmetic number, because the mean of its divisors is an integer number (2239713).

Almost surely, 2^13651552 is an apocalyptic number.

It is an amenable number.

13651552 is a deficient number, since it is larger than the sum of its proper divisors (13225004).

13651552 is an equidigital number, since it uses as much as digits as its factorization.

13651552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426621 (or 426613 counting only the distinct ones).

The product of its digits is 4500, while the sum is 28.

The square root of 13651552 is about 3694.8006712135. The cubic root of 13651552 is about 238.9978583283.

The spelling of 13651552 in words is "thirteen million, six hundred fifty-one thousand, five hundred fifty-two".