49973424 has 80 divisors (see below), whose sum is σ = 134574720. Its totient is φ = 15966720.

The previous prime is 49973423. The next prime is 49973447. The reversal of 49973424 is 42437994.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (49973423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131667 + ... + 132045.

It is an arithmetic number, because the mean of its divisors is an integer number (1682184).

Almost surely, 2^49973424 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 49973424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67287360).

49973424 is an abundant number, since it is smaller than the sum of its proper divisors (84601296).

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

49973424 is a wasteful number, since it uses less digits than its factorization.

49973424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498 (or 492 counting only the distinct ones).

The product of its digits is 217728, while the sum is 42.

The square root of 49973424 is about 7069.1883551084. The cubic root of 49973424 is about 368.3378670822.

The spelling of 49973424 in words is "forty-nine million, nine hundred seventy-three thousand, four hundred twenty-four".