62561617 has 2 divisors, whose sum is σ = 62561618. Its totient is φ = 62561616.

The previous prime is 62561573. The next prime is 62561621. The reversal of 62561617 is 71616526.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56685841 + 5875776 = 7529^2 + 2424^2 .

It is a cyclic number.

It is not a de Polignac number, because 62561617 - 2¹⁹ = 62037329 is a prime.

It is not a weakly prime, because it can be changed into another prime (62561687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31280808 + 31280809.

It is an arithmetic number, because the mean of its divisors is an integer number (31280809).

Almost surely, 2^62561617 is an apocalyptic number.

It is an amenable number.

62561617 is a deficient number, since it is larger than the sum of its proper divisors (1).

62561617 is an equidigital number, since it uses as much as digits as its factorization.

62561617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 34.

The square root of 62561617 is about 7909.5901916597. The cubic root of 62561617 is about 396.9806346790.

The spelling of 62561617 in words is "sixty-two million, five hundred sixty-one thousand, six hundred seventeen".