47221654 has 8 divisors (see below), whose sum is σ = 72479880. Its totient is φ = 23061696.

The previous prime is 47221651. The next prime is 47221661. The reversal of 47221654 is 45612274.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47221651) 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, 274459 + ... + 274630.

It is an arithmetic number, because the mean of its divisors is an integer number (9059985).

Almost surely, 2^47221654 is an apocalyptic number.

47221654 is a deficient number, since it is larger than the sum of its proper divisors (25258226).

47221654 is a wasteful number, since it uses less digits than its factorization.

47221654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549134.

The product of its digits is 13440, while the sum is 31.

The square root of 47221654 is about 6871.8013649988. The cubic root of 47221654 is about 361.4490310984.

The spelling of 47221654 in words is "forty-seven million, two hundred twenty-one thousand, six hundred fifty-four".