47163400 has 48 divisors (see below), whose sum is σ = 113207040. Its totient is φ = 18254400.

The previous prime is 47163397. The next prime is 47163401. The reversal of 47163400 is 436174.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (47163401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2397 + ... + 10003.

It is an arithmetic number, because the mean of its divisors is an integer number (2358480).

Almost surely, 2^47163400 is an apocalyptic number.

47163400 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 47163400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56603520).

47163400 is an abundant number, since it is smaller than the sum of its proper divisors (66043640).

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

47163400 is a wasteful number, since it uses less digits than its factorization.

47163400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7654 (or 7645 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 47163400 is about 6867.5614303769. The cubic root of 47163400 is about 361.3003386069.

Adding to 47163400 its reverse (436174), we get a palindrome (47599574).

The spelling of 47163400 in words is "forty-seven million, one hundred sixty-three thousand, four hundred".