47842126 has 4 divisors (see below), whose sum is σ = 71763192. Its totient is φ = 23921062.

The previous prime is 47842061. The next prime is 47842127. The reversal of 47842126 is 62124874.

It is a happy number.

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 = 47842091 and 47842100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47842127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11960530 + ... + 11960533.

It is an arithmetic number, because the mean of its divisors is an integer number (17940798).

Almost surely, 2^47842126 is an apocalyptic number.

47842126 is a deficient number, since it is larger than the sum of its proper divisors (23921066).

47842126 is a wasteful number, since it uses less digits than its factorization.

47842126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23921065.

The product of its digits is 21504, while the sum is 34.

The square root of 47842126 is about 6916.8002718020. The cubic root of 47842126 is about 363.0252419161.

The spelling of 47842126 in words is "forty-seven million, eight hundred forty-two thousand, one hundred twenty-six".