662055841 has 2 divisors, whose sum is σ = 662055842. Its totient is φ = 662055840.

The previous prime is 662055839. The next prime is 662055887. The reversal of 662055841 is 148550266.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 505305441 + 156750400 = 22479^2 + 12520^2 .

It is a cyclic number.

It is not a de Polignac number, because 662055841 - 2¹ = 662055839 is a prime.

It is a super-3 number, since 3×662055841³ (a number of 27 digits) contains 333 as substring.

Together with 662055839, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 662055841.

It is not a weakly prime, because it can be changed into another prime (662055811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331027920 + 331027921.

It is an arithmetic number, because the mean of its divisors is an integer number (331027921).

Almost surely, 2^662055841 is an apocalyptic number.

It is an amenable number.

662055841 is a deficient number, since it is larger than the sum of its proper divisors (1).

662055841 is an equidigital number, since it uses as much as digits as its factorization.

662055841 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 662055841 is about 25730.4457987031. The cubic root of 662055841 is about 871.5618401816.

The spelling of 662055841 in words is "six hundred sixty-two million, fifty-five thousand, eight hundred forty-one".