740783387 has 2 divisors, whose sum is σ = 740783388. Its totient is φ = 740783386.

The previous prime is 740783371. The next prime is 740783411. The reversal of 740783387 is 783387047.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 740783387 - 2⁴ = 740783371 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (740780387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370391693 + 370391694.

It is an arithmetic number, because the mean of its divisors is an integer number (370391694).

Almost surely, 2^740783387 is an apocalyptic number.

740783387 is a deficient number, since it is larger than the sum of its proper divisors (1).

740783387 is an equidigital number, since it uses as much as digits as its factorization.

740783387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 790272, while the sum is 47.

The square root of 740783387 is about 27217.3361481244. The cubic root of 740783387 is about 904.8232358287.

The spelling of 740783387 in words is "seven hundred forty million, seven hundred eighty-three thousand, three hundred eighty-seven".