47642355 has 24 divisors (see below), whose sum is σ = 83717088. Its totient is φ = 25059456.

The previous prime is 47642333. The next prime is 47642359. The reversal of 47642355 is 55324674.

47642355 is a `hidden beast` number, since 4 + 7 + 642 + 3 + 5 + 5 = 666.

It is not a de Polignac number, because 47642355 - 2⁹ = 47641843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47642359) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3967 + ... + 10536.

It is an arithmetic number, because the mean of its divisors is an integer number (3488212).

Almost surely, 2^47642355 is an apocalyptic number.

47642355 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

47642355 is a deficient number, since it is larger than the sum of its proper divisors (36074733).

47642355 is a wasteful number, since it uses less digits than its factorization.

47642355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14587 (or 14584 counting only the distinct ones).

The product of its digits is 100800, while the sum is 36.

The square root of 47642355 is about 6902.3441670204. The cubic root of 47642355 is about 362.5192506622.

The spelling of 47642355 in words is "forty-seven million, six hundred forty-two thousand, three hundred fifty-five".