49144895 has 4 divisors (see below), whose sum is σ = 58973880. Its totient is φ = 39315912.

The previous prime is 49144877. The next prime is 49144897. The reversal of 49144895 is 59844194.

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 49144895 - 2²⁰ = 48096319 is a prime.

It is a super-2 number, since 2×49144895² = 4830441409122050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49144897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4914485 + ... + 4914494.

It is an arithmetic number, because the mean of its divisors is an integer number (14743470).

Almost surely, 2^49144895 is an apocalyptic number.

49144895 is a deficient number, since it is larger than the sum of its proper divisors (9828985).

49144895 is an equidigital number, since it uses as much as digits as its factorization.

49144895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9828984.

The product of its digits is 207360, while the sum is 44.

The square root of 49144895 is about 7010.3420030695. The cubic root of 49144895 is about 366.2909066044.

The spelling of 49144895 in words is "forty-nine million, one hundred forty-four thousand, eight hundred ninety-five".