47650678 has 4 divisors (see below), whose sum is σ = 71476020. Its totient is φ = 23825338.

The previous prime is 47650663. The next prime is 47650679. The reversal of 47650678 is 87605674.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×47650678² = 4541174227719368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47650679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11912668 + ... + 11912671.

It is an arithmetic number, because the mean of its divisors is an integer number (17869005).

Almost surely, 2^47650678 is an apocalyptic number.

47650678 is a deficient number, since it is larger than the sum of its proper divisors (23825342).

47650678 is a wasteful number, since it uses less digits than its factorization.

47650678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23825341.

The product of its (nonzero) digits is 282240, while the sum is 43.

The square root of 47650678 is about 6902.9470518033. The cubic root of 47650678 is about 362.5403598345.

The spelling of 47650678 in words is "forty-seven million, six hundred fifty thousand, six hundred seventy-eight".