83629801 has 2 divisors, whose sum is σ = 83629802. Its totient is φ = 83629800.

The previous prime is 83629781. The next prime is 83629807. The reversal of 83629801 is 10892638.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43243776 + 40386025 = 6576^2 + 6355^2 .

It is a cyclic number.

It is not a de Polignac number, because 83629801 - 2⁵ = 83629769 is a prime.

It is equal to p_4868740 and since 83629801 and 4868740 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (83629807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41814900 + 41814901.

It is an arithmetic number, because the mean of its divisors is an integer number (41814901).

Almost surely, 2^83629801 is an apocalyptic number.

It is an amenable number.

83629801 is a deficient number, since it is larger than the sum of its proper divisors (1).

83629801 is an equidigital number, since it uses as much as digits as its factorization.

83629801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 83629801 is about 9144.9330779399. The cubic root of 83629801 is about 437.3075960500.

The spelling of 83629801 in words is "eighty-three million, six hundred twenty-nine thousand, eight hundred one".