46144405 has 4 divisors (see below), whose sum is σ = 55373292. Its totient is φ = 36915520.

The previous prime is 46144403. The next prime is 46144411. The reversal of 46144405 is 50444164.

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 25867396 + 20277009 = 5086^2 + 4503^2 .

It is not a de Polignac number, because 46144405 - 2¹ = 46144403 is a prime.

It is a super-2 number, since 2×46144405² = 4258612225608050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46144403) 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, 4614436 + ... + 4614445.

It is an arithmetic number, because the mean of its divisors is an integer number (13843323).

Almost surely, 2^46144405 is an apocalyptic number.

It is an amenable number.

46144405 is a deficient number, since it is larger than the sum of its proper divisors (9228887).

46144405 is an equidigital number, since it uses as much as digits as its factorization.

46144405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9228886.

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 46144405 is about 6792.9673192207. The cubic root of 46144405 is about 358.6793302505.

Adding to 46144405 its reverse (50444164), we get a palindrome (96588569).

The spelling of 46144405 in words is "forty-six million, one hundred forty-four thousand, four hundred five".