544020253 has 8 divisors (see below), whose sum is σ = 634966272. Its totient is φ = 456381456.

The previous prime is 544020241. The next prime is 544020277. The reversal of 544020253 is 352020445.

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 544020253 - 2⁹ = 544019741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544020203) 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, 826450 + ... + 827107.

It is an arithmetic number, because the mean of its divisors is an integer number (79370784).

Almost surely, 2^544020253 is an apocalyptic number.

It is an amenable number.

544020253 is a deficient number, since it is larger than the sum of its proper divisors (90946019).

544020253 is a wasteful number, since it uses less digits than its factorization.

544020253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1653611.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 544020253 is about 23324.2417454459. The cubic root of 544020253 is about 816.3411508657.

Adding to 544020253 its reverse (352020445), we get a palindrome (896040698).

The spelling of 544020253 in words is "five hundred forty-four million, twenty thousand, two hundred fifty-three".