47097428 has 36 divisors (see below), whose sum is σ = 100931040. Its totient is φ = 19120752.

The previous prime is 47097367. The next prime is 47097433. The reversal of 47097428 is 82479074.

47097428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 2600 + ... + 10047.

It is an arithmetic number, because the mean of its divisors is an integer number (2803640).

Almost surely, 2^47097428 is an apocalyptic number.

It is an amenable number.

47097428 is an abundant number, since it is smaller than the sum of its proper divisors (53833612).

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

47097428 is a wasteful number, since it uses less digits than its factorization.

47097428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12684 (or 12675 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 41.

The square root of 47097428 is about 6862.7565890100. The cubic root of 47097428 is about 361.1317981118.

The spelling of 47097428 in words is "forty-seven million, ninety-seven thousand, four hundred twenty-eight".