5423965 has 4 divisors (see below), whose sum is σ = 6508764. Its totient is φ = 4339168.

The previous prime is 5423963. The next prime is 5423981. The reversal of 5423965 is 5693245.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5693245 = 5 ⋅1138649.

It can be written as a sum of positive squares in 2 ways, for example, as 1695204 + 3728761 = 1302^2 + 1931^2 .

It is a cyclic number.

It is not a de Polignac number, because 5423965 - 2¹ = 5423963 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5423965.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5423963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 542392 + ... + 542401.

It is an arithmetic number, because the mean of its divisors is an integer number (1627191).

Almost surely, 2^5423965 is an apocalyptic number.

It is an amenable number.

5423965 is a deficient number, since it is larger than the sum of its proper divisors (1084799).

5423965 is a wasteful number, since it uses less digits than its factorization.

5423965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084798.

The product of its digits is 32400, while the sum is 34.

The square root of 5423965 is about 2328.9407463480. The cubic root of 5423965 is about 175.7002149515.

The spelling of 5423965 in words is "five million, four hundred twenty-three thousand, nine hundred sixty-five".