63416947 has 12 divisors (see below), whose sum is σ = 69933528. Its totient is φ = 57464000.

The previous prime is 63416929. The next prime is 63416971. The reversal of 63416947 is 74961436.

It is not a de Polignac number, because 63416947 - 2¹⁵ = 63384179 is a prime.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63416347) 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, 47868 + ... + 49174.

It is an arithmetic number, because the mean of its divisors is an integer number (5827794).

Almost surely, 2^63416947 is an apocalyptic number.

63416947 is a deficient number, since it is larger than the sum of its proper divisors (6516581).

63416947 is a wasteful number, since it uses less digits than its factorization.

63416947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1730 (or 1719 counting only the distinct ones).

The product of its digits is 108864, while the sum is 40.

The square root of 63416947 is about 7963.4758114783. The cubic root of 63416947 is about 398.7815987642.

The spelling of 63416947 in words is "sixty-three million, four hundred sixteen thousand, nine hundred forty-seven".