740536605 has 48 divisors (see below), whose sum is σ = 1335260160. Its totient is φ = 379209600.

The previous prime is 740536597. The next prime is 740536607. The reversal of 740536605 is 506635047.

740536605 is a `hidden beast` number, since 7 + 40 + 5 + 3 + 6 + 605 = 666.

It is not a de Polignac number, because 740536605 - 2³ = 740536597 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 740536605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740536607) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 247770 + ... + 250740.

It is an arithmetic number, because the mean of its divisors is an integer number (27817920).

Almost surely, 2^740536605 is an apocalyptic number.

It is an amenable number.

740536605 is a deficient number, since it is larger than the sum of its proper divisors (594723555).

740536605 is a wasteful number, since it uses less digits than its factorization.

740536605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3202 (or 3199 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 36.

The square root of 740536605 is about 27212.8022261582. The cubic root of 740536605 is about 904.7227481143.

The spelling of 740536605 in words is "seven hundred forty million, five hundred thirty-six thousand, six hundred five".