47647342 has 8 divisors (see below), whose sum is σ = 73402776. Its totient is φ = 23179752.

The previous prime is 47647339. The next prime is 47647351. The reversal of 47647342 is 24374674.

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

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 321868 + ... + 322015.

It is an arithmetic number, because the mean of its divisors is an integer number (9175347).

Almost surely, 2^47647342 is an apocalyptic number.

47647342 is a deficient number, since it is larger than the sum of its proper divisors (25755434).

47647342 is a wasteful number, since it uses less digits than its factorization.

47647342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643922.

The product of its digits is 112896, while the sum is 37.

The square root of 47647342 is about 6902.7054116484. The cubic root of 47647342 is about 362.5318992143.

The spelling of 47647342 in words is "forty-seven million, six hundred forty-seven thousand, three hundred forty-two".