551230532 has 12 divisors (see below), whose sum is σ = 964823916. Its totient is φ = 275566560.

The previous prime is 551230517. The next prime is 551230543. The reversal of 551230532 is 235032155.

It can be written as a sum of positive squares in 2 ways, for example, as 425431876 + 125798656 = 20626^2 + 11216^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28058 + ... + 43470.

It is an arithmetic number, because the mean of its divisors is an integer number (80401993).

Almost surely, 2^551230532 is an apocalyptic number.

It is an amenable number.

551230532 is a deficient number, since it is larger than the sum of its proper divisors (413593384).

551230532 is a wasteful number, since it uses less digits than its factorization.

551230532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24358 (or 24356 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 551230532 is about 23478.2991717884. The cubic root of 551230532 is about 819.9318464078.

Adding to 551230532 its reverse (235032155), we get a palindrome (786262687).

The spelling of 551230532 in words is "five hundred fifty-one million, two hundred thirty thousand, five hundred thirty-two".