5409146 has 8 divisors (see below), whose sum is σ = 8126580. Its totient is φ = 2700288.

The previous prime is 5409137. The next prime is 5409149. The reversal of 5409146 is 6419045.

It can be written as a sum of positive squares in 2 ways, for example, as 5112121 + 297025 = 2261^2 + 545^2 .

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

It is an Ulam number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5409149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221 + ... + 3296.

Almost surely, 2^5409146 is an apocalyptic number.

5409146 is a deficient number, since it is larger than the sum of its proper divisors (2717434).

5409146 is a wasteful number, since it uses less digits than its factorization.

5409146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4288.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 5409146 is about 2325.7570810383. The cubic root of 5409146 is about 175.5400568192.

It can be divided in two parts, 5409 and 146, that added together give a palindrome (5555).

The spelling of 5409146 in words is "five million, four hundred nine thousand, one hundred forty-six".