5531400 has 144 divisors (see below), whose sum is σ = 21278400. Its totient is φ = 1261440.

The previous prime is 5531371. The next prime is 5531437. The reversal of 5531400 is 41355.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 12381 + ... + 12819.

Almost surely, 2^5531400 is an apocalyptic number.

5531400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5531400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10639200).

5531400 is an abundant number, since it is smaller than the sum of its proper divisors (15747000).

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

5531400 is a wasteful number, since it uses less digits than its factorization.

5531400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468 (or 456 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 5531400 is about 2351.8928547024. The cubic root of 5531400 is about 176.8526975172.

Adding to 5531400 its reverse (41355), we get a palindrome (5572755).

It can be divided in two parts, 553 and 1400, that added together give a triangular number (1953 = T₆₂).

The spelling of 5531400 in words is "five million, five hundred thirty-one thousand, four hundred".