551336542 has 16 divisors (see below), whose sum is σ = 863720352. Its totient is φ = 263450880.

The previous prime is 551336531. The next prime is 551336549. The reversal of 551336542 is 245633155.

It is a junction number, because it is equal to n+sod(n) for n = 551336498 and 551336507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551336549) 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, 55042 + ... + 64282.

It is an arithmetic number, because the mean of its divisors is an integer number (53982522).

Almost surely, 2^551336542 is an apocalyptic number.

551336542 is a deficient number, since it is larger than the sum of its proper divisors (312383810).

551336542 is a wasteful number, since it uses less digits than its factorization.

551336542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10563.

The product of its digits is 54000, while the sum is 34.

The square root of 551336542 is about 23480.5566799427. The cubic root of 551336542 is about 819.9844048194.

Adding to 551336542 its reverse (245633155), we get a palindrome (796969697).

The spelling of 551336542 in words is "five hundred fifty-one million, three hundred thirty-six thousand, five hundred forty-two".