47678337 has 12 divisors (see below), whose sum is σ = 78707200. Its totient is φ = 27244728.

The previous prime is 47678327. The next prime is 47678347. The reversal of 47678337 is 73387674.

It is an interprime number because it is at equal distance from previous prime (47678327) and next prime (47678347).

It is not a de Polignac number, because 47678337 - 2⁷ = 47678209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 47678292 and 47678301.

It is not an unprimeable number, because it can be changed into a prime (47678327) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 378337 + ... + 378462.

Almost surely, 2^47678337 is an apocalyptic number.

It is an amenable number.

47678337 is a deficient number, since it is larger than the sum of its proper divisors (31028863).

47678337 is a wasteful number, since it uses less digits than its factorization.

47678337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756812 (or 756809 counting only the distinct ones).

The product of its digits is 592704, while the sum is 45.

The square root of 47678337 is about 6904.9501808485. The cubic root of 47678337 is about 362.6104921998.

The spelling of 47678337 in words is "forty-seven million, six hundred seventy-eight thousand, three hundred thirty-seven".