49403843 has 4 divisors (see below), whose sum is σ = 50739120. Its totient is φ = 48068568.

The previous prime is 49403789. The next prime is 49403873. The reversal of 49403843 is 34830494.

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 49403843 - 2⁸ = 49403587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49403873) 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, 667583 + ... + 667656.

It is an arithmetic number, because the mean of its divisors is an integer number (12684780).

Almost surely, 2^49403843 is an apocalyptic number.

49403843 is a deficient number, since it is larger than the sum of its proper divisors (1335277).

49403843 is a wasteful number, since it uses less digits than its factorization.

49403843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1335276.

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 49403843 is about 7028.7867374107. The cubic root of 49403843 is about 366.9331177138.

The spelling of 49403843 in words is "forty-nine million, four hundred three thousand, eight hundred forty-three".