947378674 has 8 divisors (see below), whose sum is σ = 1550256048. Its totient is φ = 430626660.

The previous prime is 947378639. The next prime is 947378711. The reversal of 947378674 is 476873749.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21531312 + ... + 21531355.

It is an arithmetic number, because the mean of its divisors is an integer number (193782006).

Almost surely, 2^947378674 is an apocalyptic number.

947378674 is a deficient number, since it is larger than the sum of its proper divisors (602877374).

947378674 is a wasteful number, since it uses less digits than its factorization.

947378674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43062680.

The product of its digits is 7112448, while the sum is 55.

The square root of 947378674 is about 30779.5171177197. The cubic root of 947378674 is about 982.1425683061.

The spelling of 947378674 in words is "nine hundred forty-seven million, three hundred seventy-eight thousand, six hundred seventy-four".