47245000 has 80 divisors (see below), whose sum is σ = 120898800. Its totient is φ = 17160000.

The previous prime is 47244991. The next prime is 47245021. The reversal of 47245000 is 54274.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 54571 + ... + 55429.

It is an arithmetic number, because the mean of its divisors is an integer number (1511235).

Almost surely, 2^47245000 is an apocalyptic number.

47245000 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 47245000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60449400).

47245000 is an abundant number, since it is smaller than the sum of its proper divisors (73653800).

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

47245000 is a wasteful number, since it uses less digits than its factorization.

47245000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896 (or 877 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 22.

The square root of 47245000 is about 6873.4998363279. The cubic root of 47245000 is about 361.5085871010.

Adding to 47245000 its reverse (54274), we get a palindrome (47299274).

The spelling of 47245000 in words is "forty-seven million, two hundred forty-five thousand".