552400533 has 16 divisors (see below), whose sum is σ = 866511360. Its totient is φ = 346603968.

The previous prime is 552400529. The next prime is 552400543. The reversal of 552400533 is 335004255.

It is not a de Polignac number, because 552400533 - 2² = 552400529 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 552400497 and 552400506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552400543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 601285 + ... + 602202.

It is an arithmetic number, because the mean of its divisors is an integer number (54156960).

Almost surely, 2^552400533 is an apocalyptic number.

It is an amenable number.

552400533 is a deficient number, since it is larger than the sum of its proper divisors (314110827).

552400533 is a wasteful number, since it uses less digits than its factorization.

552400533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1203513 (or 1203507 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 552400533 is about 23503.2026115591. The cubic root of 552400533 is about 820.5115452790.

Adding to 552400533 its reverse (335004255), we get a palindrome (887404788).

The spelling of 552400533 in words is "five hundred fifty-two million, four hundred thousand, five hundred thirty-three".