947428896 has 48 divisors (see below), whose sum is σ = 2490112800. Its totient is φ = 315414528.

The previous prime is 947428891. The next prime is 947428907. The reversal of 947428896 is 698824749.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (947428891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76720 + ... + 88208.

It is an arithmetic number, because the mean of its divisors is an integer number (51877350).

Almost surely, 2^947428896 is an apocalyptic number.

947428896 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

947428896 is an abundant number, since it is smaller than the sum of its proper divisors (1542683904).

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

947428896 is a wasteful number, since it uses less digits than its factorization.

947428896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12361 (or 12353 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 57.

The square root of 947428896 is about 30780.3329416691. The cubic root of 947428896 is about 982.1599229619.

The spelling of 947428896 in words is "nine hundred forty-seven million, four hundred twenty-eight thousand, eight hundred ninety-six".