947572086 has 8 divisors (see below), whose sum is σ = 1895144184. Its totient is φ = 315857360.

The previous prime is 947572081. The next prime is 947572091. The reversal of 947572086 is 680275749.

It is an interprime number because it is at equal distance from previous prime (947572081) and next prime (947572091).

It is a sphenic number, since it is the product of 3 distinct primes.

947572086 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (947572081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78964335 + ... + 78964346.

It is an arithmetic number, because the mean of its divisors is an integer number (236893023).

Almost surely, 2^947572086 is an apocalyptic number.

947572086 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

947572086 is a wasteful number, since it uses less digits than its factorization.

947572086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157928686.

The product of its (nonzero) digits is 846720, while the sum is 48.

The square root of 947572086 is about 30782.6588520225. The cubic root of 947572086 is about 982.2094001647.

The spelling of 947572086 in words is "nine hundred forty-seven million, five hundred seventy-two thousand, eighty-six".