49732480 has 128 divisors (see below), whose sum is σ = 144089280. Its totient is φ = 16023552.

The previous prime is 49732471. The next prime is 49732493. The reversal of 49732480 is 8423794.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75834 + ... + 76486.

Almost surely, 2^49732480 is an apocalyptic number.

49732480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49732480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72044640).

49732480 is an abundant number, since it is smaller than the sum of its proper divisors (94356800).

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

49732480 is a wasteful number, since it uses less digits than its factorization.

49732480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696 (or 684 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 49732480 is about 7052.1259206001. The cubic root of 49732480 is about 367.7449398312.

The spelling of 49732480 in words is "forty-nine million, seven hundred thirty-two thousand, four hundred eighty".