538056444 has 24 divisors (see below), whose sum is σ = 1256321920. Its totient is φ = 179229744.

The previous prime is 538056413. The next prime is 538056461. The reversal of 538056444 is 444650835.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3987 + ... + 33045.

Almost surely, 2^538056444 is an apocalyptic number.

It is an amenable number.

538056444 is an abundant number, since it is smaller than the sum of its proper divisors (718265476).

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

538056444 is a wasteful number, since it uses less digits than its factorization.

538056444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30609 (or 30607 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 39.

The square root of 538056444 is about 23196.0437143923. The cubic root of 538056444 is about 813.3471433798.

The spelling of 538056444 in words is "five hundred thirty-eight million, fifty-six thousand, four hundred forty-four".