48932721 has 16 divisors (see below), whose sum is σ = 74262720. Its totient is φ = 31825440.

The previous prime is 48932711. The next prime is 48932743. The reversal of 48932721 is 12723984.

It is not a de Polignac number, because 48932721 - 2⁹ = 48932209 is a prime.

It is a super-2 number, since 2×48932721² = 4788822368927682, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (48932711) 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, 20995 + ... + 23208.

It is an arithmetic number, because the mean of its divisors is an integer number (4641420).

Almost surely, 2^48932721 is an apocalyptic number.

48932721 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

48932721 is a deficient number, since it is larger than the sum of its proper divisors (25329999).

48932721 is a wasteful number, since it uses less digits than its factorization.

48932721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44253 (or 44247 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 48932721 is about 6995.1927064235. The cubic root of 48932721 is about 365.7630150885.

The spelling of 48932721 in words is "forty-eight million, nine hundred thirty-two thousand, seven hundred twenty-one".