49224643 has 4 divisors (see below), whose sum is σ = 53011168. Its totient is φ = 45438120.

The previous prime is 49224619. The next prime is 49224647. The reversal of 49224643 is 34642294.

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

It is not a de Polignac number, because 49224643 - 2¹⁷ = 49093571 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 49224599 and 49224608.

It is not an unprimeable number, because it can be changed into a prime (49224647) 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, 1893243 + ... + 1893268.

It is an arithmetic number, because the mean of its divisors is an integer number (13252792).

Almost surely, 2^49224643 is an apocalyptic number.

49224643 is a deficient number, since it is larger than the sum of its proper divisors (3786525).

49224643 is a wasteful number, since it uses less digits than its factorization.

49224643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3786524.

The product of its digits is 41472, while the sum is 34.

The square root of 49224643 is about 7016.0275797634. The cubic root of 49224643 is about 366.4889277222.

The spelling of 49224643 in words is "forty-nine million, two hundred twenty-four thousand, six hundred forty-three".