5405725 has 12 divisors (see below), whose sum is σ = 7219156. Its totient is φ = 3991680.

The previous prime is 5405717. The next prime is 5405767. The reversal of 5405725 is 5275045.

It can be written as a sum of positive squares in 6 ways, for example, as 1413721 + 3992004 = 1189^2 + 1998^2 .

It is not a de Polignac number, because 5405725 - 2³ = 5405717 is a prime.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5405693 and 5405702.

It is a congruent number.

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, 7992 + ... + 8641.

Almost surely, 2^5405725 is an apocalyptic number.

It is an amenable number.

5405725 is a deficient number, since it is larger than the sum of its proper divisors (1813431).

5405725 is a wasteful number, since it uses less digits than its factorization.

5405725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16656 (or 16651 counting only the distinct ones).

The product of its (nonzero) digits is 7000, while the sum is 28.

The square root of 5405725 is about 2325.0215052769. The cubic root of 5405725 is about 175.5030424009.

The spelling of 5405725 in words is "five million, four hundred five thousand, seven hundred twenty-five".