742663 has 2 divisors, whose sum is σ = 742664. Its totient is φ = 742662.

The previous prime is 742657. The next prime is 742673. The reversal of 742663 is 366247.

742663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 742663 - 2⁹ = 742151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (742673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371331 + 371332.

It is an arithmetic number, because the mean of its divisors is an integer number (371332).

2⁷⁴²⁶⁶³ is an apocalyptic number.

742663 is a deficient number, since it is larger than the sum of its proper divisors (1).

742663 is an equidigital number, since it uses as much as digits as its factorization.

742663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 28.

The square root of 742663 is about 861.7789739835. The cubic root of 742663 is about 90.5587868308.

The spelling of 742663 in words is "seven hundred forty-two thousand, six hundred sixty-three".