5725145 has 8 divisors (see below), whose sum is σ = 6931656. Its totient is φ = 4539136.

The previous prime is 5725133. The next prime is 5725157. The reversal of 5725145 is 5415275.

It is an interprime number because it is at equal distance from previous prime (5725133) and next prime (5725157).

It can be written as a sum of positive squares in 4 ways, for example, as 141376 + 5583769 = 376^2 + 2363^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5725145 - 2⁴ = 5725129 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4502 + ... + 5631.

It is an arithmetic number, because the mean of its divisors is an integer number (866457).

Almost surely, 2^5725145 is an apocalyptic number.

It is an amenable number.

5725145 is a deficient number, since it is larger than the sum of its proper divisors (1206511).

5725145 is a wasteful number, since it uses less digits than its factorization.

5725145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10251.

The product of its digits is 7000, while the sum is 29.

The square root of 5725145 is about 2392.7275231417. The cubic root of 5725145 is about 178.8938854844.

The spelling of 5725145 in words is "five million, seven hundred twenty-five thousand, one hundred forty-five".