49286638 has 24 divisors (see below), whose sum is σ = 79707024. Its totient is φ = 22848000.

The previous prime is 49286617. The next prime is 49286641. The reversal of 49286638 is 83668294.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40438 + ... + 41638.

It is an arithmetic number, because the mean of its divisors is an integer number (3321126).

Almost surely, 2^49286638 is an apocalyptic number.

49286638 is a deficient number, since it is larger than the sum of its proper divisors (30420386).

49286638 is a wasteful number, since it uses less digits than its factorization.

49286638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1308 (or 1291 counting only the distinct ones).

The product of its digits is 497664, while the sum is 46.

The square root of 49286638 is about 7020.4442879351. Note that the first 3 decimals coincide. The cubic root of 49286638 is about 366.6427189135.

The spelling of 49286638 in words is "forty-nine million, two hundred eighty-six thousand, six hundred thirty-eight".