49999456 has 48 divisors (see below), whose sum is σ = 106644384. Its totient is φ = 22938624.

The previous prime is 49999441. The next prime is 49999463. The reversal of 49999456 is 65499994.

It is a junction number, because it is equal to n+sod(n) for n = 49999397 and 49999406.

It is a congruent number.

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, 109180 + ... + 109636.

It is an arithmetic number, because the mean of its divisors is an integer number (2221758).

Almost surely, 2^49999456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49999456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53322192).

49999456 is an abundant number, since it is smaller than the sum of its proper divisors (56644928).

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

49999456 is a wasteful number, since it uses less digits than its factorization.

49999456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743 (or 735 counting only the distinct ones).

The product of its digits is 3149280, while the sum is 55.

The square root of 49999456 is about 7071.0293451519. The cubic root of 49999456 is about 368.4018137838.

The spelling of 49999456 in words is "forty-nine million, nine hundred ninety-nine thousand, four hundred fifty-six".