5450000 has 60 divisors (see below), whose sum is σ = 13319460. Its totient is φ = 2160000.

The previous prime is 5449987. The next prime is 5450021. The reversal of 5450000 is 545.

It can be written as a sum of positive squares in 6 ways, for example, as 4048144 + 1401856 = 2012^2 + 1184^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49946 + ... + 50054.

It is an arithmetic number, because the mean of its divisors is an integer number (221991).

Almost surely, 2^5450000 is an apocalyptic number.

5450000 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 5450000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6659730).

5450000 is an abundant number, since it is smaller than the sum of its proper divisors (7869460).

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

5450000 is an equidigital number, since it uses as much as digits as its factorization.

5450000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142 (or 116 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 14.

The square root of 5450000 is about 2334.5235059858. The cubic root of 5450000 is about 175.9808863541.

Adding to 5450000 its reverse (545), we get a palindrome (5450545).

Multiplying 5450000 by its reverse (545), we get a square (2970250000 = 54500²).

5450000 divided by its reverse (545) gives a 4-th power (10000 = 10⁴).

It can be divided in two parts, 5 and 450000, that multiplied together give a square (2250000 = 1500²).

The spelling of 5450000 in words is "five million, four hundred fifty thousand".