49954423 has 4 divisors (see below), whose sum is σ = 51565888. Its totient is φ = 48342960.

The previous prime is 49954379. The next prime is 49954481. The reversal of 49954423 is 32445994.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49954423 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 (49954493) 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, 805686 + ... + 805747.

It is an arithmetic number, because the mean of its divisors is an integer number (12891472).

Almost surely, 2^49954423 is an apocalyptic number.

49954423 is a deficient number, since it is larger than the sum of its proper divisors (1611465).

49954423 is a wasteful number, since it uses less digits than its factorization.

49954423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1611464.

The product of its digits is 155520, while the sum is 40.

The square root of 49954423 is about 7067.8442965306. The cubic root of 49954423 is about 368.2911777657.

The spelling of 49954423 in words is "forty-nine million, nine hundred fifty-four thousand, four hundred twenty-three".