47661332 has 12 divisors (see below), whose sum is σ = 84463680. Its totient is φ = 23528856.

The previous prime is 47661307. The next prime is 47661343. The reversal of 47661332 is 23316674.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75098 + ... + 75729.

It is an arithmetic number, because the mean of its divisors is an integer number (7038640).

Almost surely, 2^47661332 is an apocalyptic number.

It is an amenable number.

47661332 is a deficient number, since it is larger than the sum of its proper divisors (36802348).

47661332 is a wasteful number, since it uses less digits than its factorization.

47661332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150910 (or 150908 counting only the distinct ones).

The product of its digits is 18144, while the sum is 32.

The square root of 47661332 is about 6903.7187080587. The cubic root of 47661332 is about 362.5673774085.

The spelling of 47661332 in words is "forty-seven million, six hundred sixty-one thousand, three hundred thirty-two".