552572421 has 8 divisors (see below), whose sum is σ = 775540320. Its totient is φ = 348993072.

The previous prime is 552572413. The next prime is 552572453. The reversal of 552572421 is 124275255.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 552572421 - 2³ = 552572413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552572411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4847070 + ... + 4847183.

It is an arithmetic number, because the mean of its divisors is an integer number (96942540).

Almost surely, 2^552572421 is an apocalyptic number.

It is an amenable number.

552572421 is a deficient number, since it is larger than the sum of its proper divisors (222967899).

552572421 is a wasteful number, since it uses less digits than its factorization.

552572421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9694275.

The product of its digits is 28000, while the sum is 33.

The square root of 552572421 is about 23506.8590202945. The cubic root of 552572421 is about 820.5966414210.

The spelling of 552572421 in words is "five hundred fifty-two million, five hundred seventy-two thousand, four hundred twenty-one".