47823413 has 4 divisors (see below), whose sum is σ = 52171008. Its totient is φ = 43475820.

The previous prime is 47823409. The next prime is 47823427. The reversal of 47823413 is 31432874.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 47823413 - 2² = 47823409 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 47823413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47823443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2173781 + ... + 2173802.

It is an arithmetic number, because the mean of its divisors is an integer number (13042752).

Almost surely, 2^47823413 is an apocalyptic number.

It is an amenable number.

47823413 is a deficient number, since it is larger than the sum of its proper divisors (4347595).

47823413 is a wasteful number, since it uses less digits than its factorization.

47823413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4347594.

The product of its digits is 16128, while the sum is 32.

The square root of 47823413 is about 6915.4474186418. The cubic root of 47823413 is about 362.9779044346.

The spelling of 47823413 in words is "forty-seven million, eight hundred twenty-three thousand, four hundred thirteen".