4361965 has 4 divisors (see below), whose sum is σ = 5234364. Its totient is φ = 3489568.

The previous prime is 4361957. The next prime is 4361971. The reversal of 4361965 is 5691634.

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 2271049 + 2090916 = 1507^2 + 1446^2 .

It is a cyclic number.

It is not a de Polignac number, because 4361965 - 2³ = 4361957 is a prime.

It is a super-2 number, since 2×4361965² = 38053477322450, which contains 22 as substring.

It is a Duffinian number.

4361965 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4361965.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 436192 + ... + 436201.

It is an arithmetic number, because the mean of its divisors is an integer number (1308591).

Almost surely, 2^4361965 is an apocalyptic number.

It is an amenable number.

4361965 is a deficient number, since it is larger than the sum of its proper divisors (872399).

4361965 is an equidigital number, since it uses as much as digits as its factorization.

4361965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872398.

The product of its digits is 19440, while the sum is 34.

The square root of 4361965 is about 2088.5317809409. The cubic root of 4361965 is about 163.3907221168.

It can be divided in two parts, 436 and 1965, that added together give a 4-th power (2401 = 7⁴).

The spelling of 4361965 in words is "four million, three hundred sixty-one thousand, nine hundred sixty-five".