47445504 has 160 divisors (see below), whose sum is σ = 141419520. Its totient is φ = 14057472.

The previous prime is 47445493. The next prime is 47445533. The reversal of 47445504 is 40554474.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 600537 + ... + 600615.

It is an arithmetic number, because the mean of its divisors is an integer number (883872).

Almost surely, 2^47445504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47445504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70709760).

47445504 is an abundant number, since it is smaller than the sum of its proper divisors (93974016).

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

47445504 is a wasteful number, since it uses less digits than its factorization.

47445504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140 (or 124 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 33.

The square root of 47445504 is about 6888.0696860586. The cubic root of 47445504 is about 362.0192698552.

Adding to 47445504 its reverse (40554474), we get a palindrome (87999978).

The spelling of 47445504 in words is "forty-seven million, four hundred forty-five thousand, five hundred four".