47492222 has 8 divisors (see below), whose sum is σ = 71358672. Its totient is φ = 23706000.

The previous prime is 47492209. The next prime is 47492239. The reversal of 47492222 is 22229474.

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

It is a super-2 number, since 2×47492222² = 4511022300994568, which contains 22 as substring.

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, 18554 + ... + 20957.

It is an arithmetic number, because the mean of its divisors is an integer number (8919834).

Almost surely, 2^47492222 is an apocalyptic number.

47492222 is a deficient number, since it is larger than the sum of its proper divisors (23866450).

47492222 is a wasteful number, since it uses less digits than its factorization.

47492222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40114.

The product of its digits is 16128, while the sum is 32.

The square root of 47492222 is about 6891.4600775162. The cubic root of 47492222 is about 362.1380536296.

The spelling of 47492222 in words is "forty-seven million, four hundred ninety-two thousand, two hundred twenty-two".