47244442 has 8 divisors (see below), whose sum is σ = 80990496. Its totient is φ = 20247612.

The previous prime is 47244433. The next prime is 47244443. The reversal of 47244442 is 24444274.

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

It is not an unprimeable number, because it can be changed into a prime (47244443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1687288 + ... + 1687315.

It is an arithmetic number, because the mean of its divisors is an integer number (10123812).

Almost surely, 2^47244442 is an apocalyptic number.

47244442 is a deficient number, since it is larger than the sum of its proper divisors (33746054).

47244442 is a wasteful number, since it uses less digits than its factorization.

47244442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3374612.

The product of its digits is 28672, while the sum is 31.

The square root of 47244442 is about 6873.4592455328. The cubic root of 47244442 is about 361.5071638633.

The spelling of 47244442 in words is "forty-seven million, two hundred forty-four thousand, four hundred forty-two".