48528921 has 8 divisors (see below), whose sum is σ = 73948864. Its totient is φ = 27730800.

The previous prime is 48528913. The next prime is 48528929. The reversal of 48528921 is 12982584.

It is an interprime number because it is at equal distance from previous prime (48528913) and next prime (48528929).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 48528921 - 2³ = 48528913 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 48528921.

It is not an unprimeable number, because it can be changed into a prime (48528929) 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, 1155430 + ... + 1155471.

It is an arithmetic number, because the mean of its divisors is an integer number (9243608).

Almost surely, 2^48528921 is an apocalyptic number.

It is an amenable number.

48528921 is a deficient number, since it is larger than the sum of its proper divisors (25419943).

48528921 is a wasteful number, since it uses less digits than its factorization.

48528921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2310911.

The product of its digits is 46080, while the sum is 39.

The square root of 48528921 is about 6966.2702359297. The cubic root of 48528921 is about 364.7541247690.

The spelling of 48528921 in words is "forty-eight million, five hundred twenty-eight thousand, nine hundred twenty-one".