551002332 has 12 divisors (see below), whose sum is σ = 1285672136. Its totient is φ = 183667440.

The previous prime is 551002313. The next prime is 551002367. The reversal of 551002332 is 233200155.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 551002299 and 551002308.

It is a congruent number.

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, 22958419 + ... + 22958442.

Almost surely, 2^551002332 is an apocalyptic number.

It is an amenable number.

551002332 is an abundant number, since it is smaller than the sum of its proper divisors (734669804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

551002332 is a wasteful number, since it uses less digits than its factorization.

551002332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45916868 (or 45916866 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 551002332 is about 23473.4388618285. The cubic root of 551002332 is about 819.8186848766.

Adding to 551002332 its reverse (233200155), we get a palindrome (784202487).

The spelling of 551002332 in words is "five hundred fifty-one million, two thousand, three hundred thirty-two".