47413520 has 160 divisors (see below), whose sum is σ = 141419520. Its totient is φ = 14353920.

The previous prime is 47413517. The next prime is 47413549. The reversal of 47413520 is 2531474.

It is a self number, because there is not a number n which added to its sum of digits gives 47413520.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 264791 + ... + 264969.

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

Almost surely, 2^47413520 is an apocalyptic number.

47413520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47413520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70709760).

47413520 is an abundant number, since it is smaller than the sum of its proper divisors (94006000).

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

47413520 is a wasteful number, since it uses less digits than its factorization.

47413520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253 (or 247 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 47413520 is about 6885.7475992081. The cubic root of 47413520 is about 361.9379033318.

Adding to 47413520 its reverse (2531474), we get a palindrome (49944994).

The spelling of 47413520 in words is "forty-seven million, four hundred thirteen thousand, five hundred twenty".