4293405 has 20 divisors (see below), whose sum is σ = 7697052. Its totient is φ = 2289600.

The previous prime is 4293389. The next prime is 4293437. The reversal of 4293405 is 5043924.

It can be written as a sum of positive squares in 2 ways, for example, as 2683044 + 1610361 = 1638^2 + 1269^2 .

It is not a de Polignac number, because 4293405 - 2⁴ = 4293389 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4896 + ... + 5705.

Almost surely, 2^4293405 is an apocalyptic number.

4293405 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4293405 is a deficient number, since it is larger than the sum of its proper divisors (3403647).

4293405 is a wasteful number, since it uses less digits than its factorization.

4293405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10618 (or 10609 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 4293405 is about 2072.0533294295. The cubic root of 4293405 is about 162.5301561391.

The spelling of 4293405 in words is "four million, two hundred ninety-three thousand, four hundred five".