47006977 has 2 divisors, whose sum is σ = 47006978. Its totient is φ = 47006976.

The previous prime is 47006959. The next prime is 47007019. The reversal of 47006977 is 77960074.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37015056 + 9991921 = 6084^2 + 3161^2 .

It is a cyclic number.

It is not a de Polignac number, because 47006977 - 2⁷ = 47006849 is a prime.

It is not a weakly prime, because it can be changed into another prime (47006777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23503488 + 23503489.

It is an arithmetic number, because the mean of its divisors is an integer number (23503489).

Almost surely, 2^47006977 is an apocalyptic number.

It is an amenable number.

47006977 is a deficient number, since it is larger than the sum of its proper divisors (1).

47006977 is an equidigital number, since it uses as much as digits as its factorization.

47006977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 74088, while the sum is 40.

The square root of 47006977 is about 6856.1634315410. The cubic root of 47006977 is about 360.9004644208.

The spelling of 47006977 in words is "forty-seven million, six thousand, nine hundred seventy-seven".