47670877 has 2 divisors, whose sum is σ = 47670878. Its totient is φ = 47670876.

The previous prime is 47670871. The next prime is 47670913. The reversal of 47670877 is 77807674.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47527236 + 143641 = 6894^2 + 379^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47670877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47670871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23835438 + 23835439.

It is an arithmetic number, because the mean of its divisors is an integer number (23835439).

Almost surely, 2^47670877 is an apocalyptic number.

It is an amenable number.

47670877 is a deficient number, since it is larger than the sum of its proper divisors (1).

47670877 is an equidigital number, since it uses as much as digits as its factorization.

47670877 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 460992, while the sum is 46.

The square root of 47670877 is about 6904.4099675497. The cubic root of 47670877 is about 362.5915792403.

The spelling of 47670877 in words is "forty-seven million, six hundred seventy thousand, eight hundred seventy-seven".