49403443 has 12 divisors (see below), whose sum is σ = 51927120. Its totient is φ = 46944800.

The previous prime is 49403371. The next prime is 49403447. The reversal of 49403443 is 34430494.

It is a de Polignac number, because none of the positive numbers 2^k-49403443 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 (49403447) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 295746 + ... + 295912.

It is an arithmetic number, because the mean of its divisors is an integer number (4327260).

Almost surely, 2^49403443 is an apocalyptic number.

49403443 is a deficient number, since it is larger than the sum of its proper divisors (2523677).

49403443 is a wasteful number, since it uses less digits than its factorization.

49403443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398 (or 297 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 49403443 is about 7028.7582829402. The cubic root of 49403443 is about 366.9321274154.

The spelling of 49403443 in words is "forty-nine million, four hundred three thousand, four hundred forty-three".