13621052 has 6 divisors (see below), whose sum is σ = 23836848. Its totient is φ = 6810524.

The previous prime is 13621051. The next prime is 13621087. The reversal of 13621052 is 25012631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13621051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1702628 + ... + 1702635.

It is an arithmetic number, because the mean of its divisors is an integer number (3972808).

Almost surely, 2^13621052 is an apocalyptic number.

It is an amenable number.

13621052 is a deficient number, since it is larger than the sum of its proper divisors (10215796).

13621052 is a wasteful number, since it uses less digits than its factorization.

13621052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3405267 (or 3405265 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 13621052 is about 3690.6709417124. The cubic root of 13621052 is about 238.8197376756.

Adding to 13621052 its reverse (25012631), we get a palindrome (38633683).

The spelling of 13621052 in words is "thirteen million, six hundred twenty-one thousand, fifty-two".