538700544 has 180 divisors, whose sum is σ = 1630854456. Its totient is φ = 176836608.

The previous prime is 538700537. The next prime is 538700557. The reversal of 538700544 is 445007835.

538700544 is a `hidden beast` number, since 538 + 70 + 0 + 54 + 4 = 666.

It is a super-2 number, since 2×538700544² = 580396552211791872, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 538700499 and 538700508.

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 1720932 + ... + 1721244.

Almost surely, 2^538700544 is an apocalyptic number.

538700544 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 538700544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (815427228).

538700544 is an abundant number, since it is smaller than the sum of its proper divisors (1092153912).

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

538700544 is an equidigital number, since it uses as much as digits as its factorization.

538700544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424 (or 401 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The square root of 538700544 is about 23209.9233949619. The cubic root of 538700544 is about 813.6715628702.

The spelling of 538700544 in words is "five hundred thirty-eight million, seven hundred thousand, five hundred forty-four".