49218504 has 16 divisors (see below), whose sum is σ = 123046320. Its totient is φ = 16406160.

The previous prime is 49218497. The next prime is 49218523. The reversal of 49218504 is 40581294.

49218504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×49218504² = 4844922271996032, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1025362 + ... + 1025409.

It is an arithmetic number, because the mean of its divisors is an integer number (7690395).

Almost surely, 2^49218504 is an apocalyptic number.

It is an amenable number.

49218504 is an abundant number, since it is smaller than the sum of its proper divisors (73827816).

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

49218504 is a wasteful number, since it uses less digits than its factorization.

49218504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2050780 (or 2050776 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 49218504 is about 7015.5900678418. The cubic root of 49218504 is about 366.4736916607.

Adding to 49218504 its reverse (40581294), we get a palindrome (89799798).

The spelling of 49218504 in words is "forty-nine million, two hundred eighteen thousand, five hundred four".