49521152 has 30 divisors (see below), whose sum is σ = 99264759. Its totient is φ = 24680960.

The previous prime is 49521137. The next prime is 49521161. The reversal of 49521152 is 25112594.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 24760576 + 24760576 = 4976^2 + 4976^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=4976.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 159077 + ... + 159387.

Almost surely, 2^49521152 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 49521152

49521152 is an abundant number, since it is smaller than the sum of its proper divisors (49743607).

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

49521152 is an frugal number, since it uses more digits than its factorization.

49521152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640 (or 313 counting only the distinct ones).

The product of its digits is 3600, while the sum is 29.

The square root of 49521152 is about 7037.1266863685. The cubic root of 49521152 is about 367.2233146548.

The spelling of 49521152 in words is "forty-nine million, five hundred twenty-one thousand, one hundred fifty-two".