947440046 has 32 divisors (see below), whose sum is σ = 1650958848. Its totient is φ = 399379680.

The previous prime is 947440037. The next prime is 947440049. The reversal of 947440046 is 640044749.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 947439991 and 947440009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (947440049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 558776 + ... + 560468.

It is an arithmetic number, because the mean of its divisors is an integer number (51592464).

Almost surely, 2^947440046 is an apocalyptic number.

947440046 is a deficient number, since it is larger than the sum of its proper divisors (703518802).

947440046 is a wasteful number, since it uses less digits than its factorization.

947440046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2336.

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 947440046 is about 30780.5140632836. The cubic root of 947440046 is about 982.1637758597.

The spelling of 947440046 in words is "nine hundred forty-seven million, four hundred forty thousand, forty-six".