62563421 has 2 divisors, whose sum is σ = 62563422. Its totient is φ = 62563420.

The previous prime is 62563367. The next prime is 62563441. The reversal of 62563421 is 12436526.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53860921 + 8702500 = 7339^2 + 2950^2 .

It is a cyclic number.

It is not a de Polignac number, because 62563421 - 2⁶ = 62563357 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (62563441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31281710 + 31281711.

It is an arithmetic number, because the mean of its divisors is an integer number (31281711).

Almost surely, 2^62563421 is an apocalyptic number.

It is an amenable number.

62563421 is a deficient number, since it is larger than the sum of its proper divisors (1).

62563421 is an equidigital number, since it uses as much as digits as its factorization.

62563421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 29.

The square root of 62563421 is about 7909.7042296157. The cubic root of 62563421 is about 396.9844503635.

Adding to 62563421 its reverse (12436526), we get a palindrome (74999947).

It can be divided in two parts, 625 and 63421, that added together give a palindrome (64046).

The spelling of 62563421 in words is "sixty-two million, five hundred sixty-three thousand, four hundred twenty-one".