552213538 has 4 divisors (see below), whose sum is σ = 828320310. Its totient is φ = 276106768.

The previous prime is 552213527. The next prime is 552213547. The reversal of 552213538 is 835312255.

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., 288898009 + 263315529 = 16997^2 + 16227^2 .

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 as a sum of consecutive naturals, namely, 138053383 + ... + 138053386.

Almost surely, 2^552213538 is an apocalyptic number.

552213538 is a deficient number, since it is larger than the sum of its proper divisors (276106772).

552213538 is a wasteful number, since it uses less digits than its factorization.

552213538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276106771.

The product of its digits is 36000, while the sum is 34.

The square root of 552213538 is about 23499.2241999603. The cubic root of 552213538 is about 820.4189501037.

The spelling of 552213538 in words is "five hundred fifty-two million, two hundred thirteen thousand, five hundred thirty-eight".