47550528 has 84 divisors (see below), whose sum is σ = 140744448. Its totient is φ = 15333120.

The previous prime is 47550491. The next prime is 47550541. The reversal of 47550528 is 82505574.

It is a happy number.

It is a super-2 number, since 2×47550528² = 4522105426157568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 47550492 and 47550501.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16525 + ... + 19187.

Almost surely, 2^47550528 is an apocalyptic number.

47550528 is a gapful number since it is divisible by the number (48) 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 47550528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70372224).

47550528 is an abundant number, since it is smaller than the sum of its proper divisors (93193920).

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

47550528 is a wasteful number, since it uses less digits than its factorization.

47550528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2712 (or 2699 counting only the distinct ones).

The product of its (nonzero) digits is 56000, while the sum is 36.

The square root of 47550528 is about 6895.6890881188. The cubic root of 47550528 is about 362.2861914754.

The spelling of 47550528 in words is "forty-seven million, five hundred fifty thousand, five hundred twenty-eight".