47226388 has 24 divisors (see below), whose sum is σ = 91060704. Its totient is φ = 21252000.

The previous prime is 47226367. The next prime is 47226397. The reversal of 47226388 is 88362274.

It is a self number, because there is not a number n which added to its sum of digits gives 47226388.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 870 + ... + 9757.

It is an arithmetic number, because the mean of its divisors is an integer number (3794196).

Almost surely, 2^47226388 is an apocalyptic number.

It is an amenable number.

47226388 is a deficient number, since it is larger than the sum of its proper divisors (43834316).

47226388 is a wasteful number, since it uses less digits than its factorization.

47226388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10743 (or 10741 counting only the distinct ones).

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

The square root of 47226388 is about 6872.1458075335. The cubic root of 47226388 is about 361.4611091911.

The spelling of 47226388 in words is "forty-seven million, two hundred twenty-six thousand, three hundred eighty-eight".