740029847 has 2 divisors, whose sum is σ = 740029848. Its totient is φ = 740029846.

The previous prime is 740029819. The next prime is 740029867. The reversal of 740029847 is 748920047.

It is a strong prime.

It is an emirp because it is prime and its reverse (748920047) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-740029847 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (740029867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370014923 + 370014924.

It is an arithmetic number, because the mean of its divisors is an integer number (370014924).

Almost surely, 2^740029847 is an apocalyptic number.

740029847 is a deficient number, since it is larger than the sum of its proper divisors (1).

740029847 is an equidigital number, since it uses as much as digits as its factorization.

740029847 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112896, while the sum is 41.

The square root of 740029847 is about 27203.4896107099. The cubic root of 740029847 is about 904.5163301794.

The spelling of 740029847 in words is "seven hundred forty million, twenty-nine thousand, eight hundred forty-seven".