947720102 has 8 divisors (see below), whose sum is σ = 1624663056. Its totient is φ = 406165752.

The previous prime is 947720069. The next prime is 947720113. The reversal of 947720102 is 201027749.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33847133 + ... + 33847160.

It is an arithmetic number, because the mean of its divisors is an integer number (203082882).

Almost surely, 2^947720102 is an apocalyptic number.

947720102 is a deficient number, since it is larger than the sum of its proper divisors (676942954).

947720102 is a wasteful number, since it uses less digits than its factorization.

947720102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67694302.

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 947720102 is about 30785.0629689140. The cubic root of 947720102 is about 982.2605396821.

The spelling of 947720102 in words is "nine hundred forty-seven million, seven hundred twenty thousand, one hundred two".