47436030 has 80 divisors (see below), whose sum is σ = 128606544. Its totient is φ = 12597120.

The previous prime is 47436013. The next prime is 47436031. The reversal of 47436030 is 3063474.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 47435985 and 47436003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47436031) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 196710 + ... + 196950.

Almost surely, 2^47436030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47436030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64303272).

47436030 is an abundant number, since it is smaller than the sum of its proper divisors (81170514).

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

47436030 is an frugal number, since it uses more digits than its factorization.

47436030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275 (or 251 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 47436030 is about 6887.3819409119. The cubic root of 47436030 is about 361.9951720407.

The spelling of 47436030 in words is "forty-seven million, four hundred thirty-six thousand, thirty".