544521401 has 8 divisors (see below), whose sum is σ = 553003200. Its totient is φ = 536100400.

The previous prime is 544521377. The next prime is 544521409. The reversal of 544521401 is 104125445.

544521401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 544521401 - 2²² = 540327097 is a prime.

It is a super-2 number, since 2×544521401² = 593007112294005602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (544521409) 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, 3020 + ... + 33138.

It is an arithmetic number, because the mean of its divisors is an integer number (69125400).

Almost surely, 2^544521401 is an apocalyptic number.

It is an amenable number.

544521401 is a deficient number, since it is larger than the sum of its proper divisors (8481799).

544521401 is a wasteful number, since it uses less digits than its factorization.

544521401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30399.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 544521401 is about 23334.9823441116. The cubic root of 544521401 is about 816.5917433602.

Adding to 544521401 its reverse (104125445), we get a palindrome (648646846).

The spelling of 544521401 in words is "five hundred forty-four million, five hundred twenty-one thousand, four hundred one".