47735438 has 4 divisors (see below), whose sum is σ = 71603160. Its totient is φ = 23867718.

The previous prime is 47735411. The next prime is 47735449. The reversal of 47735438 is 83453774.

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

It is a junction number, because it is equal to n+sod(n) for n = 47735395 and 47735404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11933858 + ... + 11933861.

It is an arithmetic number, because the mean of its divisors is an integer number (17900790).

Almost surely, 2^47735438 is an apocalyptic number.

47735438 is a deficient number, since it is larger than the sum of its proper divisors (23867722).

47735438 is a wasteful number, since it uses less digits than its factorization.

47735438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23867721.

The product of its digits is 282240, while the sum is 41.

The square root of 47735438 is about 6909.0837308575. The cubic root of 47735438 is about 362.7551921670.

The spelling of 47735438 in words is "forty-seven million, seven hundred thirty-five thousand, four hundred thirty-eight".