740387 has 2 divisors, whose sum is σ = 740388. Its totient is φ = 740386.

The previous prime is 740371. The next prime is 740423. The reversal of 740387 is 783047.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 740387 - 2⁴ = 740371 is a prime.

It is not a weakly prime, because it can be changed into another prime (740087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370193 + 370194.

It is an arithmetic number, because the mean of its divisors is an integer number (370194).

2⁷⁴⁰³⁸⁷ is an apocalyptic number.

740387 is a deficient number, since it is larger than the sum of its proper divisors (1).

740387 is an equidigital number, since it uses as much as digits as its factorization.

740387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 740387 is about 860.4574364836. The cubic root of 740387 is about 90.4661819250.

The spelling of 740387 in words is "seven hundred forty thousand, three hundred eighty-seven".