538744874 has 4 divisors (see below), whose sum is σ = 808117314. Its totient is φ = 269372436.

The previous prime is 538744849. The next prime is 538744883. The reversal of 538744874 is 478447835.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 336906025 + 201838849 = 18355^2 + 14207^2 .

It is a super-2 number, since 2×538744874² = 580492078522551752, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134686217 + ... + 134686220.

Almost surely, 2^538744874 is an apocalyptic number.

538744874 is a deficient number, since it is larger than the sum of its proper divisors (269372440).

538744874 is a wasteful number, since it uses less digits than its factorization.

538744874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269372439.

The product of its digits is 3010560, while the sum is 50.

The square root of 538744874 is about 23210.8783547715. The cubic root of 538744874 is about 813.6938814362.

The spelling of 538744874 in words is "five hundred thirty-eight million, seven hundred forty-four thousand, eight hundred seventy-four".