5460409 has 4 divisors (see below), whose sum is σ = 5500404. Its totient is φ = 5420416.

The previous prime is 5460359. The next prime is 5460419. The reversal of 5460409 is 9040645.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4515625 + 944784 = 2125^2 + 972^2 .

It is a cyclic number.

It is not a de Polignac number, because 5460409 - 2¹³ = 5452217 is a prime.

It is a Duffinian number.

5460409 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5460419) 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, 19792 + ... + 20065.

It is an arithmetic number, because the mean of its divisors is an integer number (1375101).

Almost surely, 2^5460409 is an apocalyptic number.

It is an amenable number.

5460409 is a deficient number, since it is larger than the sum of its proper divisors (39995).

5460409 is a wasteful number, since it uses less digits than its factorization.

5460409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39994.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 5460409 is about 2336.7518053914. The cubic root of 5460409 is about 176.0928508863.

The spelling of 5460409 in words is "five million, four hundred sixty thousand, four hundred nine".