47785734 has 16 divisors (see below), whose sum is σ = 106190640. Its totient is φ = 15928560.

The previous prime is 47785733. The next prime is 47785739. The reversal of 47785734 is 43758774.

47785734 is a `hidden beast` number, since 4 + 7 + 78 + 573 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 47785734.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47785733) 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, 442407 + ... + 442514.

It is an arithmetic number, because the mean of its divisors is an integer number (6636915).

Almost surely, 2^47785734 is an apocalyptic number.

47785734 is an abundant number, since it is smaller than the sum of its proper divisors (58404906).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47785734 is a wasteful number, since it uses less digits than its factorization.

47785734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 884932 (or 884926 counting only the distinct ones).

The product of its digits is 658560, while the sum is 45.

The square root of 47785734 is about 6912.7226184767. The cubic root of 47785734 is about 362.8825519910.

The spelling of 47785734 in words is "forty-seven million, seven hundred eighty-five thousand, seven hundred thirty-four".