5646459 has 48 divisors (see below), whose sum is σ = 9791232. Its totient is φ = 2830464.

The previous prime is 5646451. The next prime is 5646517. The reversal of 5646459 is 9546465.

It is not a de Polignac number, because 5646459 - 2³ = 5646451 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

5646459 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5646451) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 131292 + ... + 131334.

It is an arithmetic number, because the mean of its divisors is an integer number (203984).

Almost surely, 2^5646459 is an apocalyptic number.

5646459 is a deficient number, since it is larger than the sum of its proper divisors (4144773).

5646459 is a wasteful number, since it uses less digits than its factorization.

5646459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116 (or 103 counting only the distinct ones).

The product of its digits is 129600, while the sum is 39.

The square root of 5646459 is about 2376.2278931113. The cubic root of 5646459 is about 178.0705334240.

It can be divided in two parts, 564645 and 9, that multiplied together give a palindrome (5081805).

The spelling of 5646459 in words is "five million, six hundred forty-six thousand, four hundred fifty-nine".