49155788 has 12 divisors (see below), whose sum is σ = 93842952. Its totient is φ = 22343520.

The previous prime is 49155787. The next prime is 49155797. The reversal of 49155788 is 88755194.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (49155781) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 558545 + ... + 558632.

It is an arithmetic number, because the mean of its divisors is an integer number (7820246).

Almost surely, 2^49155788 is an apocalyptic number.

It is an amenable number.

49155788 is a deficient number, since it is larger than the sum of its proper divisors (44687164).

49155788 is a wasteful number, since it uses less digits than its factorization.

49155788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1117192 (or 1117190 counting only the distinct ones).

The product of its digits is 403200, while the sum is 47.

The square root of 49155788 is about 7011.1188836020. The cubic root of 49155788 is about 366.3179674829.

The spelling of 49155788 in words is "forty-nine million, one hundred fifty-five thousand, seven hundred eighty-eight".