47421652 has 6 divisors (see below), whose sum is σ = 82987898. Its totient is φ = 23710824.

The previous prime is 47421631. The next prime is 47421659. The reversal of 47421652 is 25612474.

47421652 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 28026436 + 19395216 = 5294^2 + 4404^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47421659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5927703 + ... + 5927710.

Almost surely, 2^47421652 is an apocalyptic number.

It is an amenable number.

47421652 is a deficient number, since it is larger than the sum of its proper divisors (35566246).

47421652 is a wasteful number, since it uses less digits than its factorization.

47421652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11855417 (or 11855415 counting only the distinct ones).

The product of its digits is 13440, while the sum is 31.

The square root of 47421652 is about 6886.3380689594. The cubic root of 47421652 is about 361.9585944116.

The spelling of 47421652 in words is "forty-seven million, four hundred twenty-one thousand, six hundred fifty-two".