47481100 has 18 divisors (see below), whose sum is σ = 103034204. Its totient is φ = 18992400.

The previous prime is 47481079. The next prime is 47481103. The reversal of 47481100 is 118474.

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 (47481103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 237306 + ... + 237505.

Almost surely, 2^47481100 is an apocalyptic number.

It is an amenable number.

47481100 is an abundant number, since it is smaller than the sum of its proper divisors (55553104).

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

47481100 is a wasteful number, since it uses less digits than its factorization.

47481100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474825 (or 474818 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 25.

The square root of 47481100 is about 6890.6530895119. The cubic root of 47481100 is about 362.1097822361.

Adding to 47481100 its reverse (118474), we get a palindrome (47599574).

The spelling of 47481100 in words is "forty-seven million, four hundred eighty-one thousand, one hundred".