742081027 has 2 divisors, whose sum is σ = 742081028. Its totient is φ = 742081026.

The previous prime is 742081019. The next prime is 742081091. The reversal of 742081027 is 720180247.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 742081027 - 2³ = 742081019 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 742081027.

It is not a weakly prime, because it can be changed into another prime (742081927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371040513 + 371040514.

It is an arithmetic number, because the mean of its divisors is an integer number (371040514).

Almost surely, 2^742081027 is an apocalyptic number.

742081027 is a deficient number, since it is larger than the sum of its proper divisors (1).

742081027 is an equidigital number, since it uses as much as digits as its factorization.

742081027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6272, while the sum is 31.

The square root of 742081027 is about 27241.1642005256. The cubic root of 742081027 is about 905.3512578876.

The spelling of 742081027 in words is "seven hundred forty-two million, eighty-one thousand, twenty-seven".