740577601 has 2 divisors, whose sum is σ = 740577602. Its totient is φ = 740577600.

The previous prime is 740577587. The next prime is 740577661. The reversal of 740577601 is 106775047.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 738752400 + 1825201 = 27180^2 + 1351^2 .

It is an emirp because it is prime and its reverse (106775047) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 740577601 - 2¹⁷ = 740446529 is a prime.

It is not a weakly prime, because it can be changed into another prime (740577661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370288800 + 370288801.

It is an arithmetic number, because the mean of its divisors is an integer number (370288801).

Almost surely, 2^740577601 is an apocalyptic number.

It is an amenable number.

740577601 is a deficient number, since it is larger than the sum of its proper divisors (1).

740577601 is an equidigital number, since it uses as much as digits as its factorization.

740577601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41160, while the sum is 37.

The square root of 740577601 is about 27213.5554641432. Note that the first 3 decimals coincide. The cubic root of 740577601 is about 904.7394429134.

The spelling of 740577601 in words is "seven hundred forty million, five hundred seventy-seven thousand, six hundred one".