49290448 has 10 divisors (see below), whose sum is σ = 95500274. Its totient is φ = 24645216.

The previous prime is 49290443. The next prime is 49290457. The reversal of 49290448 is 84409294.

It can be written as a sum of positive squares in only one way, i.e., 44997264 + 4293184 = 6708^2 + 2072^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 49290448.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49290443) 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, 1540311 + ... + 1540342.

Almost surely, 2^49290448 is an apocalyptic number.

It is an amenable number.

49290448 is a deficient number, since it is larger than the sum of its proper divisors (46209826).

49290448 is a wasteful number, since it uses less digits than its factorization.

49290448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3080661 (or 3080655 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 49290448 is about 7020.7156330391. The cubic root of 49290448 is about 366.6521661851.

The spelling of 49290448 in words is "forty-nine million, two hundred ninety thousand, four hundred forty-eight".