5551320 has 32 divisors (see below), whose sum is σ = 16654320. Its totient is φ = 1480320.

The previous prime is 5551319. The next prime is 5551321. The reversal of 5551320 is 231555.

It is an interprime number because it is at equal distance from previous prime (5551319) and next prime (5551321).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5551321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23011 + ... + 23250.

Almost surely, 2^5551320 is an apocalyptic number.

It is an amenable number.

5551320 is an abundant number, since it is smaller than the sum of its proper divisors (11103000).

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

5551320 is a wasteful number, since it uses less digits than its factorization.

5551320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46275 (or 46271 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 21.

The square root of 5551320 is about 2356.1239356197. The cubic root of 5551320 is about 177.0647405931.

Adding to 5551320 its reverse (231555), we get a palindrome (5782875).

The spelling of 5551320 in words is "five million, five hundred fifty-one thousand, three hundred twenty".