544431404 has 12 divisors (see below), whose sum is σ = 1039369128. Its totient is φ = 247468800.

The previous prime is 544431403. The next prime is 544431439. The reversal of 544431404 is 404134445.

It is a super-2 number, since 2×544431404² = 592811107322822432, which contains 22 as substring.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (544431403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6186677 + ... + 6186764.

It is an arithmetic number, because the mean of its divisors is an integer number (86614094).

Almost surely, 2^544431404 is an apocalyptic number.

It is an amenable number.

544431404 is a deficient number, since it is larger than the sum of its proper divisors (494937724).

544431404 is a wasteful number, since it uses less digits than its factorization.

544431404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12373456 (or 12373454 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

The square root of 544431404 is about 23333.0538935648. The cubic root of 544431404 is about 816.5467528688.

Adding to 544431404 its reverse (404134445), we get a palindrome (948565849).

The spelling of 544431404 in words is "five hundred forty-four million, four hundred thirty-one thousand, four hundred four".