47002342 has 4 divisors (see below), whose sum is σ = 70503516. Its totient is φ = 23501170.

The previous prime is 47002337. The next prime is 47002343. The reversal of 47002342 is 24320074.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47002343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11750584 + ... + 11750587.

It is an arithmetic number, because the mean of its divisors is an integer number (17625879).

Almost surely, 2^47002342 is an apocalyptic number.

47002342 is a deficient number, since it is larger than the sum of its proper divisors (23501174).

47002342 is a wasteful number, since it uses less digits than its factorization.

47002342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23501173.

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 47002342 is about 6855.8254061783. The cubic root of 47002342 is about 360.8886021488. Note that the first 3 decimals are identical.

The spelling of 47002342 in words is "forty-seven million, two thousand, three hundred forty-two".