552624238 has 4 divisors (see below), whose sum is σ = 828936360. Its totient is φ = 276312118.

The previous prime is 552624221. The next prime is 552624251. The reversal of 552624238 is 832426255.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 832426255 = 5 ⋅166485251.

It is a junction number, because it is equal to n+sod(n) for n = 552624197 and 552624206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138156058 + ... + 138156061.

It is an arithmetic number, because the mean of its divisors is an integer number (207234090).

Almost surely, 2^552624238 is an apocalyptic number.

552624238 is a deficient number, since it is larger than the sum of its proper divisors (276312122).

552624238 is a wasteful number, since it uses less digits than its factorization.

552624238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276312121.

The product of its digits is 115200, while the sum is 37.

The square root of 552624238 is about 23507.9611621255. The cubic root of 552624238 is about 820.6222908656.

The spelling of 552624238 in words is "five hundred fifty-two million, six hundred twenty-four thousand, two hundred thirty-eight".