62460721 has 2 divisors, whose sum is σ = 62460722. Its totient is φ = 62460720.

The previous prime is 62460689. The next prime is 62460779. The reversal of 62460721 is 12706426.

62460721 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34751025 + 27709696 = 5895^2 + 5264^2 .

It is a cyclic number.

It is not a de Polignac number, because 62460721 - 2⁵ = 62460689 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 62460721.

It is not a weakly prime, because it can be changed into another prime (62460781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31230360 + 31230361.

It is an arithmetic number, because the mean of its divisors is an integer number (31230361).

Almost surely, 2^62460721 is an apocalyptic number.

It is an amenable number.

62460721 is a deficient number, since it is larger than the sum of its proper divisors (1).

62460721 is an equidigital number, since it uses as much as digits as its factorization.

62460721 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 62460721 is about 7903.2095379029. The cubic root of 62460721 is about 396.7671102022.

The spelling of 62460721 in words is "sixty-two million, four hundred sixty thousand, seven hundred twenty-one".