49309343 has 4 divisors (see below), whose sum is σ = 49362360. Its totient is φ = 49256328.

The previous prime is 49309339. The next prime is 49309349. The reversal of 49309343 is 34390394.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 49309343 - 2² = 49309339 is a prime.

It is a super-2 number, since 2×49309343² = 4862822614183298, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49309349) 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, 25088 + ... + 26981.

It is an arithmetic number, because the mean of its divisors is an integer number (12340590).

Almost surely, 2^49309343 is an apocalyptic number.

49309343 is a deficient number, since it is larger than the sum of its proper divisors (53017).

49309343 is an equidigital number, since it uses as much as digits as its factorization.

49309343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53016.

The product of its (nonzero) digits is 34992, while the sum is 35.

The square root of 49309343 is about 7022.0611646439. The cubic root of 49309343 is about 366.6990110127.

The spelling of 49309343 in words is "forty-nine million, three hundred nine thousand, three hundred forty-three".