49271378 has 16 divisors (see below), whose sum is σ = 81445056. Its totient is φ = 22211280.

The previous prime is 49271371. The next prime is 49271393. The reversal of 49271378 is 87317294.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (49271371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20918 + ... + 23153.

It is an arithmetic number, because the mean of its divisors is an integer number (5090316).

Almost surely, 2^49271378 is an apocalyptic number.

49271378 is a deficient number, since it is larger than the sum of its proper divisors (32173678).

49271378 is a wasteful number, since it uses less digits than its factorization.

49271378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44129.

The product of its digits is 84672, while the sum is 41.

The square root of 49271378 is about 7019.3573779941. The cubic root of 49271378 is about 366.6048753542.

The spelling of 49271378 in words is "forty-nine million, two hundred seventy-one thousand, three hundred seventy-eight".