47840770 has 16 divisors (see below), whose sum is σ = 86920128. Its totient is φ = 18957040.

The previous prime is 47840753. The next prime is 47840777. The reversal of 47840770 is 7704874.

It is not an unprimeable number, because it can be changed into a prime (47840777) 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, 21286 + ... + 23425.

It is an arithmetic number, because the mean of its divisors is an integer number (5432508).

Almost surely, 2^47840770 is an apocalyptic number.

47840770 is a deficient number, since it is larger than the sum of its proper divisors (39079358).

47840770 is a wasteful number, since it uses less digits than its factorization.

47840770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44825.

The product of its (nonzero) digits is 43904, while the sum is 37.

The square root of 47840770 is about 6916.7022489045. The cubic root of 47840770 is about 363.0218121153.

The spelling of 47840770 in words is "forty-seven million, eight hundred forty thousand, seven hundred seventy".