742300547 has 2 divisors, whose sum is σ = 742300548. Its totient is φ = 742300546.

The previous prime is 742300543. The next prime is 742300561. The reversal of 742300547 is 745003247.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 742300547 - 2² = 742300543 is a prime.

It is not a weakly prime, because it can be changed into another prime (742300541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371150273 + 371150274.

It is an arithmetic number, because the mean of its divisors is an integer number (371150274).

Almost surely, 2^742300547 is an apocalyptic number.

742300547 is a deficient number, since it is larger than the sum of its proper divisors (1).

742300547 is an equidigital number, since it uses as much as digits as its factorization.

742300547 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23520, while the sum is 32.

The square root of 742300547 is about 27245.1930989670. The cubic root of 742300547 is about 905.4405217762.

The spelling of 742300547 in words is "seven hundred forty-two million, three hundred thousand, five hundred forty-seven".