47652521 has 8 divisors (see below), whose sum is σ = 54701760. Its totient is φ = 40663728.

The previous prime is 47652503. The next prime is 47652571. The reversal of 47652521 is 12525674.

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

It is not a de Polignac number, because 47652521 - 2⁶ = 47652457 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47652571) 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, 13406 + ... + 16583.

It is an arithmetic number, because the mean of its divisors is an integer number (6837720).

Almost surely, 2^47652521 is an apocalyptic number.

It is an amenable number.

47652521 is a deficient number, since it is larger than the sum of its proper divisors (7049239).

47652521 is a wasteful number, since it uses less digits than its factorization.

47652521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30223.

The product of its digits is 16800, while the sum is 32.

The square root of 47652521 is about 6903.0805442208. The cubic root of 47652521 is about 362.5450338027.

The spelling of 47652521 in words is "forty-seven million, six hundred fifty-two thousand, five hundred twenty-one".