544252521 has 8 divisors (see below), whose sum is σ = 737969760. Its totient is φ = 356685152.

The previous prime is 544252517. The next prime is 544252529. The reversal of 544252521 is 125252445.

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 544252521 - 2² = 544252517 is a prime.

It is a super-2 number, since 2×544252521² = 592421613229710882, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (544252529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1537260 + ... + 1537613.

It is an arithmetic number, because the mean of its divisors is an integer number (92246220).

Almost surely, 2^544252521 is an apocalyptic number.

It is an amenable number.

544252521 is a deficient number, since it is larger than the sum of its proper divisors (193717239).

544252521 is a wasteful number, since it uses less digits than its factorization.

544252521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3074935.

The product of its digits is 16000, while the sum is 30.

The square root of 544252521 is about 23329.2203255917. The cubic root of 544252521 is about 816.4573125633.

The spelling of 544252521 in words is "five hundred forty-four million, two hundred fifty-two thousand, five hundred twenty-one".