49454144 has 14 divisors (see below), whose sum is σ = 98135694. Its totient is φ = 24727040.

The previous prime is 49454137. The next prime is 49454149. The reversal of 49454144 is 44145494.

It can be written as a sum of positive squares in only one way, i.e., 37063744 + 12390400 = 6088^2 + 3520^2 .

It is not an unprimeable number, because it can be changed into a prime (49454149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 386297 + ... + 386424.

Almost surely, 2^49454144 is an apocalyptic number.

It is an amenable number.

49454144 is a deficient number, since it is larger than the sum of its proper divisors (48681550).

49454144 is an equidigital number, since it uses as much as digits as its factorization.

49454144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772733 (or 772723 counting only the distinct ones).

The product of its digits is 46080, while the sum is 35.

The square root of 49454144 is about 7032.3640406338. The cubic root of 49454144 is about 367.0576076393.

The spelling of 49454144 in words is "forty-nine million, four hundred fifty-four thousand, one hundred forty-four".