47340656 has 80 divisors (see below), whose sum is σ = 104993280. Its totient is φ = 20490240.

The previous prime is 47340653. The next prime is 47340661. The reversal of 47340656 is 65604374.

It is a super-2 number, since 2×47340656² = 4482275421020672, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47340653) 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, 488000 + ... + 488096.

It is an arithmetic number, because the mean of its divisors is an integer number (1312416).

Almost surely, 2^47340656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47340656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52496640).

47340656 is an abundant number, since it is smaller than the sum of its proper divisors (57652624).

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

47340656 is a wasteful number, since it uses less digits than its factorization.

47340656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222 (or 216 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 35.

The square root of 47340656 is about 6880.4546361414. The cubic root of 47340656 is about 361.7524023442.

The spelling of 47340656 in words is "forty-seven million, three hundred forty thousand, six hundred fifty-six".