15243364 has 6 divisors (see below), whose sum is σ = 26675894. Its totient is φ = 7621680.

The previous prime is 15243359. The next prime is 15243367. The reversal of 15243364 is 46334251.

It can be written as a sum of positive squares in only one way, i.e., 12902464 + 2340900 = 3592^2 + 1530^2 .

It is not an unprimeable number, because it can be changed into a prime (15243367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1905417 + ... + 1905424.

Almost surely, 2^15243364 is an apocalyptic number.

It is an amenable number.

15243364 is a deficient number, since it is larger than the sum of its proper divisors (11432530).

15243364 is a wasteful number, since it uses less digits than its factorization.

15243364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3810845 (or 3810843 counting only the distinct ones).

The product of its digits is 8640, while the sum is 28.

The square root of 15243364 is about 3904.2750927669. The cubic root of 15243364 is about 247.9478081290.

The spelling of 15243364 in words is "fifteen million, two hundred forty-three thousand, three hundred sixty-four".