60400889 has 2 divisors, whose sum is σ = 60400890. Its totient is φ = 60400888.

The previous prime is 60400877. The next prime is 60400897. The reversal of 60400889 is 98800406.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35200489 + 25200400 = 5933^2 + 5020^2 .

It is a cyclic number.

It is not a de Polignac number, because 60400889 - 2⁸ = 60400633 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (60400849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30200444 + 30200445.

It is an arithmetic number, because the mean of its divisors is an integer number (30200445).

Almost surely, 2^60400889 is an apocalyptic number.

It is an amenable number.

60400889 is a deficient number, since it is larger than the sum of its proper divisors (1).

60400889 is an equidigital number, since it uses as much as digits as its factorization.

60400889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 60400889 is about 7771.8008852518. The cubic root of 60400889 is about 392.3567335187.

The spelling of 60400889 in words is "sixty million, four hundred thousand, eight hundred eighty-nine".