740610947 has 2 divisors, whose sum is σ = 740610948. Its totient is φ = 740610946.

The previous prime is 740610931. The next prime is 740611031. The reversal of 740610947 is 749016047.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 740610947 - 2⁴ = 740610931 is a prime.

It is a Chen prime.

It is equal to p_38243927 and since 740610947 and 38243927 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 740610947.

It is not a weakly prime, because it can be changed into another prime (740610917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370305473 + 370305474.

It is an arithmetic number, because the mean of its divisors is an integer number (370305474).

Almost surely, 2^740610947 is an apocalyptic number.

740610947 is a deficient number, since it is larger than the sum of its proper divisors (1).

740610947 is an equidigital number, since it uses as much as digits as its factorization.

740610947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 740610947 is about 27214.1681298547. The cubic root of 740610947 is about 904.7530219489.

The spelling of 740610947 in words is "seven hundred forty million, six hundred ten thousand, nine hundred forty-seven".