47214345 has 8 divisors (see below), whose sum is σ = 75542976. Its totient is φ = 25180976.

The previous prime is 47214319. The next prime is 47214347. The reversal of 47214345 is 54341274.

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

It is a cyclic number.

It is not a de Polignac number, because 47214345 - 2⁹ = 47213833 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (47214347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1573797 + ... + 1573826.

It is an arithmetic number, because the mean of its divisors is an integer number (9442872).

Almost surely, 2^47214345 is an apocalyptic number.

It is an amenable number.

47214345 is a deficient number, since it is larger than the sum of its proper divisors (28328631).

47214345 is a wasteful number, since it uses less digits than its factorization.

47214345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3147631.

The product of its digits is 13440, while the sum is 30.

The square root of 47214345 is about 6871.2695333541. The cubic root of 47214345 is about 361.4303816932.

The spelling of 47214345 in words is "forty-seven million, two hundred fourteen thousand, three hundred forty-five".