5402559 has 4 divisors (see below), whose sum is σ = 7203416. Its totient is φ = 3601704.

The previous prime is 5402543. The next prime is 5402561. The reversal of 5402559 is 9552045.

It is a happy number.

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

It is not a de Polignac number, because 5402559 - 2⁴ = 5402543 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5402519) 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, 900424 + ... + 900429.

It is an arithmetic number, because the mean of its divisors is an integer number (1800854).

Almost surely, 2^5402559 is an apocalyptic number.

5402559 is a deficient number, since it is larger than the sum of its proper divisors (1800857).

5402559 is a wasteful number, since it uses less digits than its factorization.

5402559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1800856.

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 5402559 is about 2324.3405516404. The cubic root of 5402559 is about 175.4687731066.

The spelling of 5402559 in words is "five million, four hundred two thousand, five hundred fifty-nine".