49749270 has 16 divisors (see below), whose sum is σ = 119398320. Its totient is φ = 13266464.

The previous prime is 49749257. The next prime is 49749311. The reversal of 49749270 is 7294794.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 829125 + ... + 829184.

It is an arithmetic number, because the mean of its divisors is an integer number (7462395).

Almost surely, 2^49749270 is an apocalyptic number.

49749270 is an abundant number, since it is smaller than the sum of its proper divisors (69649050).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49749270 is a wasteful number, since it uses less digits than its factorization.

49749270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1658319.

The product of its (nonzero) digits is 127008, while the sum is 42.

The square root of 49749270 is about 7053.3162413151. The cubic root of 49749270 is about 367.7863195146.

The spelling of 49749270 in words is "forty-nine million, seven hundred forty-nine thousand, two hundred seventy".