365440949 has 4 divisors (see below), whose sum is σ = 369843936. Its totient is φ = 361037964.

The previous prime is 365440937. The next prime is 365440963. The reversal of 365440949 is 949044563.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 365440949 - 2²⁰ = 364392373 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 (365440969) 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, 2201369 + ... + 2201534.

It is an arithmetic number, because the mean of its divisors is an integer number (92460984).

Almost surely, 2^365440949 is an apocalyptic number.

It is an amenable number.

365440949 is a deficient number, since it is larger than the sum of its proper divisors (4402987).

365440949 is an equidigital number, since it uses as much as digits as its factorization.

365440949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4402986.

The product of its (nonzero) digits is 466560, while the sum is 44.

The square root of 365440949 is about 19116.5098540502. The cubic root of 365440949 is about 714.9446215280.

The spelling of 365440949 in words is "three hundred sixty-five million, four hundred forty thousand, nine hundred forty-nine".