5445320 has 16 divisors (see below), whose sum is σ = 12252060. Its totient is φ = 2178112.

The previous prime is 5445311. The next prime is 5445329. The reversal of 5445320 is 235445.

It is an interprime number because it is at equal distance from previous prime (5445311) and next prime (5445329).

It can be written as a sum of positive squares in 2 ways, for example, as 5189284 + 256036 = 2278^2 + 506^2 .

It is not an unprimeable number, because it can be changed into a prime (5445329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68027 + ... + 68106.

Almost surely, 2^5445320 is an apocalyptic number.

It is an amenable number.

5445320 is an abundant number, since it is smaller than the sum of its proper divisors (6806740).

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

5445320 is a wasteful number, since it uses less digits than its factorization.

5445320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136144 (or 136140 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 5445320 is about 2333.5209448385. The cubic root of 5445320 is about 175.9304994181.

It can be divided in two parts, 5445 and 320, that multiplied together give a square (1742400 = 1320²).

The spelling of 5445320 in words is "five million, four hundred forty-five thousand, three hundred twenty".