49307776 has 64 divisors (see below), whose sum is σ = 113489280. Its totient is φ = 20901888.

The previous prime is 49307773. The next prime is 49307809. The reversal of 49307776 is 67770394.

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (49307773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101005 + ... + 101491.

It is an arithmetic number, because the mean of its divisors is an integer number (1773270).

Almost surely, 2^49307776 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 49307776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56744640).

49307776 is an abundant number, since it is smaller than the sum of its proper divisors (64181504).

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

49307776 is a wasteful number, since it uses less digits than its factorization.

49307776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621 (or 609 counting only the distinct ones).

The product of its (nonzero) digits is 222264, while the sum is 43.

The square root of 49307776 is about 7021.9495868313. The cubic root of 49307776 is about 366.6951265329.

The spelling of 49307776 in words is "forty-nine million, three hundred seven thousand, seven hundred seventy-six".