41630857 has 2 divisors, whose sum is σ = 41630858. Its totient is φ = 41630856.

The previous prime is 41630839. The next prime is 41630873. The reversal of 41630857 is 75803614.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40144896 + 1485961 = 6336^2 + 1219^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41630857 is a prime.

It is not a weakly prime, because it can be changed into another prime (41630657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20815428 + 20815429.

It is an arithmetic number, because the mean of its divisors is an integer number (20815429).

Almost surely, 2^41630857 is an apocalyptic number.

It is an amenable number.

41630857 is a deficient number, since it is larger than the sum of its proper divisors (1).

41630857 is an equidigital number, since it uses as much as digits as its factorization.

41630857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 41630857 is about 6452.1978425960. The cubic root of 41630857 is about 346.5812925654.

The spelling of 41630857 in words is "forty-one million, six hundred thirty thousand, eight hundred fifty-seven".