49821842 has 16 divisors (see below), whose sum is σ = 86857920. Its totient is φ = 20989968.

The previous prime is 49821787. The next prime is 49821851. The reversal of 49821842 is 24812894.

It is a junction number, because it is equal to n+sod(n) for n = 49821796 and 49821805.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29333 + ... + 30984.

It is an arithmetic number, because the mean of its divisors is an integer number (5428620).

Almost surely, 2^49821842 is an apocalyptic number.

49821842 is a deficient number, since it is larger than the sum of its proper divisors (37036078).

49821842 is a wasteful number, since it uses less digits than its factorization.

49821842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60385.

The product of its digits is 36864, while the sum is 38.

The square root of 49821842 is about 7058.4588969548. The cubic root of 49821842 is about 367.9650693452.

The spelling of 49821842 in words is "forty-nine million, eight hundred twenty-one thousand, eight hundred forty-two".