49112447 has 4 divisors (see below), whose sum is σ = 49172520. Its totient is φ = 49052376.

The previous prime is 49112423. The next prime is 49112461. The reversal of 49112447 is 74421194.

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 49112447 - 2¹⁶ = 49046911 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 (49112477) 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, 28793 + ... + 30450.

It is an arithmetic number, because the mean of its divisors is an integer number (12293130).

Almost surely, 2^49112447 is an apocalyptic number.

49112447 is a deficient number, since it is larger than the sum of its proper divisors (60073).

49112447 is an equidigital number, since it uses as much as digits as its factorization.

49112447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60072.

The product of its digits is 8064, while the sum is 32.

The square root of 49112447 is about 7008.0273258600. The cubic root of 49112447 is about 366.2102741258.

The spelling of 49112447 in words is "forty-nine million, one hundred twelve thousand, four hundred forty-seven".