4765405 has 4 divisors (see below), whose sum is σ = 5718492. Its totient is φ = 3812320.

The previous prime is 4765399. The next prime is 4765417. The reversal of 4765405 is 5045674.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5045674 = 2 ⋅2522837.

It can be written as a sum of positive squares in 2 ways, for example, as 2630884 + 2134521 = 1622^2 + 1461^2 .

It is a de Polignac number, because none of the positive numbers 2^k-4765405 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

4765405 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 476536 + ... + 476545.

It is an arithmetic number, because the mean of its divisors is an integer number (1429623).

Almost surely, 2^4765405 is an apocalyptic number.

It is an amenable number.

4765405 is a deficient number, since it is larger than the sum of its proper divisors (953087).

4765405 is an equidigital number, since it uses as much as digits as its factorization.

4765405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 953086.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 4765405 is about 2182.9807603367. The cubic root of 4765405 is about 168.2802978584.

The spelling of 4765405 in words is "four million, seven hundred sixty-five thousand, four hundred five".