536267621 has 8 divisors (see below), whose sum is σ = 546780024. Its totient is φ = 525769920.

The previous prime is 536267597. The next prime is 536267671. The reversal of 536267621 is 126762635.

It can be written as a sum of positive squares in 4 ways, for example, as 14145121 + 522122500 = 3761^2 + 22850^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 536267621 - 2²⁶ = 469158757 is a prime.

It is a super-2 number, since 2×536267621² = 575165922665999282, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (536267671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95915 + ... + 101351.

It is an arithmetic number, because the mean of its divisors is an integer number (68347503).

Almost surely, 2^536267621 is an apocalyptic number.

It is an amenable number.

536267621 is a deficient number, since it is larger than the sum of its proper divisors (10512403).

536267621 is a wasteful number, since it uses less digits than its factorization.

536267621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7351.

The product of its digits is 90720, while the sum is 38.

The square root of 536267621 is about 23157.4528176136. The cubic root of 536267621 is about 812.4447910731. Note that the first 3 decimals are identical.

The spelling of 536267621 in words is "five hundred thirty-six million, two hundred sixty-seven thousand, six hundred twenty-one".