4373969 has 2 divisors, whose sum is σ = 4373970. Its totient is φ = 4373968.

The previous prime is 4373951. The next prime is 4373977. The reversal of 4373969 is 9693734.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3900625 + 473344 = 1975^2 + 688^2 .

It is a cyclic number.

It is not a de Polignac number, because 4373969 - 2⁸ = 4373713 is a prime.

It is a super-2 number, since 2×4373969² = 38263209625922, which contains 22 as substring.

It is a d-powerful number, because it can be written as 4¹¹ + 3¹⁰ + 7⁴ + 3¹⁰ + 9² + 6² + 9⁵ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4373989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2186984 + 2186985.

It is an arithmetic number, because the mean of its divisors is an integer number (2186985).

Almost surely, 2^4373969 is an apocalyptic number.

It is an amenable number.

4373969 is a deficient number, since it is larger than the sum of its proper divisors (1).

4373969 is an equidigital number, since it uses as much as digits as its factorization.

4373969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 122472, while the sum is 41.

The square root of 4373969 is about 2091.4035956744. The cubic root of 4373969 is about 163.5404669977.

It can be divided in two parts, 437 and 3969, that multiplied together give a triangular number (1734453 = T₁₈₆₂).

The spelling of 4373969 in words is "four million, three hundred seventy-three thousand, nine hundred sixty-nine".