740378347 has 2 divisors, whose sum is σ = 740378348. Its totient is φ = 740378346.

The previous prime is 740378321. The next prime is 740378371. The reversal of 740378347 is 743873047.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 740378347 - 2¹⁵ = 740345579 is a prime.

It is not a weakly prime, because it can be changed into another prime (740370347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370189173 + 370189174.

It is an arithmetic number, because the mean of its divisors is an integer number (370189174).

Almost surely, 2^740378347 is an apocalyptic number.

740378347 is a deficient number, since it is larger than the sum of its proper divisors (1).

740378347 is an equidigital number, since it uses as much as digits as its factorization.

740378347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 395136, while the sum is 43.

The square root of 740378347 is about 27209.8942849839. The cubic root of 740378347 is about 904.6582949361.

The spelling of 740378347 in words is "seven hundred forty million, three hundred seventy-eight thousand, three hundred forty-seven".