47825942 has 4 divisors (see below), whose sum is σ = 71738916. Its totient is φ = 23912970.

The previous prime is 47825923. The next prime is 47825951. The reversal of 47825942 is 24952874.

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

It is a self number, because there is not a number n which added to its sum of digits gives 47825942.

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, 11956484 + ... + 11956487.

It is an arithmetic number, because the mean of its divisors is an integer number (17934729).

Almost surely, 2^47825942 is an apocalyptic number.

47825942 is a deficient number, since it is larger than the sum of its proper divisors (23912974).

47825942 is a wasteful number, since it uses less digits than its factorization.

47825942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23912973.

The product of its digits is 161280, while the sum is 41.

The square root of 47825942 is about 6915.6302677341. The cubic root of 47825942 is about 362.9843026601.

The spelling of 47825942 in words is "forty-seven million, eight hundred twenty-five thousand, nine hundred forty-two".