552321542 has 4 divisors (see below), whose sum is σ = 828482316. Its totient is φ = 276160770.

The previous prime is 552321521. The next prime is 552321571. The reversal of 552321542 is 245123255.

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

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, 138080384 + ... + 138080387.

It is an arithmetic number, because the mean of its divisors is an integer number (207120579).

Almost surely, 2^552321542 is an apocalyptic number.

552321542 is a deficient number, since it is larger than the sum of its proper divisors (276160774).

552321542 is a wasteful number, since it uses less digits than its factorization.

552321542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276160773.

The product of its digits is 12000, while the sum is 29.

The square root of 552321542 is about 23501.5221209180. The cubic root of 552321542 is about 820.4724334914.

Adding to 552321542 its reverse (245123255), we get a palindrome (797444797).

It can be divided in two parts, 5523215 and 42, that multiplied together give a triangular number (231975030 = T₂₁₅₃₉).

The spelling of 552321542 in words is "five hundred fifty-two million, three hundred twenty-one thousand, five hundred forty-two".