49899544 has 8 divisors (see below), whose sum is σ = 93561660. Its totient is φ = 24949768.

The previous prime is 49899533. The next prime is 49899547. The reversal of 49899544 is 44599894.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 49899491 and 49899500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49899547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3118714 + ... + 3118729.

Almost surely, 2^49899544 is an apocalyptic number.

It is an amenable number.

49899544 is a deficient number, since it is larger than the sum of its proper divisors (43662116).

49899544 is a wasteful number, since it uses less digits than its factorization.

49899544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6237449 (or 6237445 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 52.

The square root of 49899544 is about 7063.9609285443. The cubic root of 49899544 is about 368.1562624025.

The spelling of 49899544 in words is "forty-nine million, eight hundred ninety-nine thousand, five hundred forty-four".