47036929 has 2 divisors, whose sum is σ = 47036930. Its totient is φ = 47036928.

The previous prime is 47036921. The next prime is 47036939. The reversal of 47036929 is 92963074.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46949904 + 87025 = 6852^2 + 295^2 .

It is a cyclic number.

It is not a de Polignac number, because 47036929 - 2³ = 47036921 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 47036891 and 47036900.

It is not a weakly prime, because it can be changed into another prime (47036921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23518464 + 23518465.

It is an arithmetic number, because the mean of its divisors is an integer number (23518465).

Almost surely, 2^47036929 is an apocalyptic number.

It is an amenable number.

47036929 is a deficient number, since it is larger than the sum of its proper divisors (1).

47036929 is an equidigital number, since it uses as much as digits as its factorization.

47036929 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 47036929 is about 6858.3473956923. The cubic root of 47036929 is about 360.9771012401.

The spelling of 47036929 in words is "forty-seven million, thirty-six thousand, nine hundred twenty-nine".