47790307 has 4 divisors (see below), whose sum is σ = 47932456. Its totient is φ = 47648160.

The previous prime is 47790283. The next prime is 47790311. The reversal of 47790307 is 70309774.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 47790307 - 2¹⁹ = 47266019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47790367) 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, 70569 + ... + 71242.

It is an arithmetic number, because the mean of its divisors is an integer number (11983114).

Almost surely, 2^47790307 is an apocalyptic number.

47790307 is a deficient number, since it is larger than the sum of its proper divisors (142149).

47790307 is a wasteful number, since it uses less digits than its factorization.

47790307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142148.

The product of its (nonzero) digits is 37044, while the sum is 37.

The square root of 47790307 is about 6913.0533774881. The cubic root of 47790307 is about 362.8941273354.

The spelling of 47790307 in words is "forty-seven million, seven hundred ninety thousand, three hundred seven".