63464437 has 2 divisors, whose sum is σ = 63464438. Its totient is φ = 63464436.

The previous prime is 63464411. The next prime is 63464447. The reversal of 63464437 is 73446436.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42588676 + 20875761 = 6526^2 + 4569^2 .

It is a cyclic number.

It is not a de Polignac number, because 63464437 - 2⁷ = 63464309 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 63464396 and 63464405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63464407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31732218 + 31732219.

It is an arithmetic number, because the mean of its divisors is an integer number (31732219).

Almost surely, 2^63464437 is an apocalyptic number.

It is an amenable number.

63464437 is a deficient number, since it is larger than the sum of its proper divisors (1).

63464437 is an equidigital number, since it uses as much as digits as its factorization.

63464437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 37.

The square root of 63464437 is about 7966.4569916620. The cubic root of 63464437 is about 398.8811169198.

The spelling of 63464437 in words is "sixty-three million, four hundred sixty-four thousand, four hundred thirty-seven".