544399704 has 224 divisors, whose sum is σ = 1711638000. Its totient is φ = 161803008.

The previous prime is 544399703. The next prime is 544399727. The reversal of 544399704 is 407993445.

It is a happy number.

544399704 is a `hidden beast` number, since 544 + 39 + 9 + 70 + 4 = 666.

It is a taxicab number since it can be written as a sum of two cubes in more than one way. Here 544399704 = 102³ + 816³ = 459³ + 765³.

It is a self number, because there is not a number n which added to its sum of digits gives 544399704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544399703) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 28652607 + ... + 28652625.

Almost surely, 2^544399704 is an apocalyptic number.

544399704 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 544399704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (855819000).

544399704 is an abundant number, since it is smaller than the sum of its proper divisors (1167238296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

544399704 is an equidigital number, since it uses as much as digits as its factorization.

544399704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94 (or 41 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The square root of 544399704 is about 23332.3745898269. The cubic root of 544399704 is about 816.5309045089.

The spelling of 544399704 in words is "five hundred forty-four million, three hundred ninety-nine thousand, seven hundred four".