47840067 has 12 divisors (see below), whose sum is σ = 75384504. Its totient is φ = 28993920.

The previous prime is 47840063. The next prime is 47840083. The reversal of 47840067 is 76004874.

It is a happy number.

It is not a de Polignac number, because 47840067 - 2² = 47840063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47840063) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 241518 + ... + 241715.

It is an arithmetic number, because the mean of its divisors is an integer number (6282042).

Almost surely, 2^47840067 is an apocalyptic number.

47840067 is a deficient number, since it is larger than the sum of its proper divisors (27544437).

47840067 is a wasteful number, since it uses less digits than its factorization.

47840067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483250 (or 483247 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 36.

The square root of 47840067 is about 6916.6514297021. The cubic root of 47840067 is about 363.0200339557.

The spelling of 47840067 in words is "forty-seven million, eight hundred forty thousand, sixty-seven".