49444075 has 24 divisors (see below), whose sum is σ = 65299392. Its totient is φ = 37009920.

The previous prime is 49444063. The next prime is 49444079. The reversal of 49444075 is 57044494.

It is a happy number.

It is not a de Polignac number, because 49444075 - 2¹⁷ = 49313003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49444079) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 134542 + ... + 134908.

It is an arithmetic number, because the mean of its divisors is an integer number (2720808).

Almost surely, 2^49444075 is an apocalyptic number.

49444075 is a deficient number, since it is larger than the sum of its proper divisors (15855317).

49444075 is a wasteful number, since it uses less digits than its factorization.

49444075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711 (or 706 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 49444075 is about 7031.6480998412. The cubic root of 49444075 is about 367.0326946350.

It can be divided in two parts, 494440 and 75, that added together give a triangular number (494515 = T₉₉₄).

The spelling of 49444075 in words is "forty-nine million, four hundred forty-four thousand, seventy-five".