49151152 has 20 divisors (see below), whose sum is σ = 96107440. Its totient is φ = 24349248.

The previous prime is 49151149. The next prime is 49151191. The reversal of 49151152 is 25115194.

It is a self number, because there is not a number n which added to its sum of digits gives 49151152.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12348 + ... + 15835.

It is an arithmetic number, because the mean of its divisors is an integer number (4805372).

Almost surely, 2^49151152 is an apocalyptic number.

It is an amenable number.

49151152 is a deficient number, since it is larger than the sum of its proper divisors (46956288).

49151152 is a wasteful number, since it uses less digits than its factorization.

49151152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28300 (or 28294 counting only the distinct ones).

The product of its digits is 1800, while the sum is 28.

The square root of 49151152 is about 7010.7882581062. The cubic root of 49151152 is about 366.3064510128.

The spelling of 49151152 in words is "forty-nine million, one hundred fifty-one thousand, one hundred fifty-two".