15272641 has 2 divisors, whose sum is σ = 15272642. Its totient is φ = 15272640.

The previous prime is 15272629. The next prime is 15272657. The reversal of 15272641 is 14627251.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11029041 + 4243600 = 3321^2 + 2060^2 .

It is a cyclic number.

It is not a de Polignac number, because 15272641 - 2⁹ = 15272129 is a prime.

It is a super-2 number, since 2×15272641² = 466507126229762, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (15272041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7636320 + 7636321.

It is an arithmetic number, because the mean of its divisors is an integer number (7636321).

Almost surely, 2^15272641 is an apocalyptic number.

It is an amenable number.

15272641 is a deficient number, since it is larger than the sum of its proper divisors (1).

15272641 is an equidigital number, since it uses as much as digits as its factorization.

15272641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3360, while the sum is 28.

The square root of 15272641 is about 3908.0226457890. The cubic root of 15272641 is about 248.1064460236.

Adding to 15272641 its reverse (14627251), we get a palindrome (29899892).

The spelling of 15272641 in words is "fifteen million, two hundred seventy-two thousand, six hundred forty-one".