47228386 has 8 divisors (see below), whose sum is σ = 71202780. Its totient is φ = 23494128.

The previous prime is 47228371. The next prime is 47228393. The reversal of 47228386 is 68382274.

It can be written as a sum of positive squares in 2 ways, for example, as 36542025 + 10686361 = 6045^2 + 3269^2 .

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

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, 59541 + ... + 60328.

Almost surely, 2^47228386 is an apocalyptic number.

47228386 is a deficient number, since it is larger than the sum of its proper divisors (23974394).

47228386 is a wasteful number, since it uses less digits than its factorization.

47228386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120068.

The product of its digits is 129024, while the sum is 40.

The square root of 47228386 is about 6872.2911754378. The cubic root of 47228386 is about 361.4662065469.

The spelling of 47228386 in words is "forty-seven million, two hundred twenty-eight thousand, three hundred eighty-six".