740517530 has 16 divisors (see below), whose sum is σ = 1333544904. Its totient is φ = 296070720.

The previous prime is 740517521. The next prime is 740517539. The reversal of 740517530 is 35715047.

It is an interprime number because it is at equal distance from previous prime (740517521) and next prime (740517539).

It can be written as a sum of positive squares in 4 ways, for example, as 608658241 + 131859289 = 24671^2 + 11483^2 .

It is not an unprimeable number, because it can be changed into a prime (740517539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7460 + ... + 39200.

Almost surely, 2^740517530 is an apocalyptic number.

740517530 is a deficient number, since it is larger than the sum of its proper divisors (593027374).

740517530 is a wasteful number, since it uses less digits than its factorization.

740517530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34081.

The product of its (nonzero) digits is 14700, while the sum is 32.

The square root of 740517530 is about 27212.4517454786. The cubic root of 740517530 is about 904.7149799930.

The spelling of 740517530 in words is "seven hundred forty million, five hundred seventeen thousand, five hundred thirty".