4158365 has 8 divisors (see below), whose sum is σ = 5001048. Its totient is φ = 3319360.

The previous prime is 4158337. The next prime is 4158367. The reversal of 4158365 is 5638514.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 114244 + 4044121 = 338^2 + 2011^2 .

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

It is not a de Polignac number, because 4158365 - 2⁸ = 4158109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4158367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3599 + ... + 4611.

It is an arithmetic number, because the mean of its divisors is an integer number (625131).

Almost surely, 2^4158365 is an apocalyptic number.

It is an amenable number.

4158365 is a deficient number, since it is larger than the sum of its proper divisors (842683).

4158365 is a wasteful number, since it uses less digits than its factorization.

4158365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1839.

The product of its digits is 14400, while the sum is 32.

The square root of 4158365 is about 2039.2069536955. The cubic root of 4158365 is about 160.8079574332.

The spelling of 4158365 in words is "four million, one hundred fifty-eight thousand, three hundred sixty-five".