675538044 has 48 divisors (see below), whose sum is σ = 1672334496. Its totient is φ = 211507200.

The previous prime is 675538043. The next prime is 675538057. The reversal of 675538044 is 440835576.

675538044 = 42² + 43² + ... + 1265².

It is a junction number, because it is equal to n+sod(n) for n = 675537987 and 675538005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (675538043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107304 + ... + 113424.

It is an arithmetic number, because the mean of its divisors is an integer number (34840302).

Almost surely, 2^675538044 is an apocalyptic number.

It is an amenable number.

675538044 is an abundant number, since it is smaller than the sum of its proper divisors (996796452).

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

675538044 is a wasteful number, since it uses less digits than its factorization.

675538044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6686 (or 6684 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 42.

The square root of 675538044 is about 25991.1147125321. The cubic root of 675538044 is about 877.4383336670.

The spelling of 675538044 in words is "six hundred seventy-five million, five hundred thirty-eight thousand, forty-four".