5451732 has 96 divisors (see below), whose sum is σ = 16652160. Its totient is φ = 1520640.

The previous prime is 5451731. The next prime is 5451737. The reversal of 5451732 is 2371545.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 5451696 and 5451705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5451731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15268 + ... + 15620.

It is an arithmetic number, because the mean of its divisors is an integer number (173460).

Almost surely, 2^5451732 is an apocalyptic number.

5451732 is a gapful number since it is divisible by the number (52) 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 5451732, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8326080).

5451732 is an abundant number, since it is smaller than the sum of its proper divisors (11200428).

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

5451732 is a wasteful number, since it uses less digits than its factorization.

5451732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390 (or 382 counting only the distinct ones).

The product of its digits is 4200, while the sum is 27.

The square root of 5451732 is about 2334.8944301617. The cubic root of 5451732 is about 175.9995265139. Note that the first 3 decimals are identical.

The spelling of 5451732 in words is "five million, four hundred fifty-one thousand, seven hundred thirty-two".