740965613 has 4 divisors (see below), whose sum is σ = 741068220. Its totient is φ = 740863008.

The previous prime is 740965559. The next prime is 740965657. The reversal of 740965613 is 316569047.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 316569047 = 101 ⋅3134347.

It can be written as a sum of positive squares in 2 ways, for example, as 287573764 + 453391849 = 16958^2 + 21293^2 .

It is a cyclic number.

It is not a de Polignac number, because 740965613 - 2¹⁰ = 740964589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740965013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39578 + ... + 55211.

It is an arithmetic number, because the mean of its divisors is an integer number (185267055).

Almost surely, 2^740965613 is an apocalyptic number.

It is an amenable number.

740965613 is a deficient number, since it is larger than the sum of its proper divisors (102607).

740965613 is an equidigital number, since it uses as much as digits as its factorization.

740965613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102606.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 740965613 is about 27220.6835512997. The cubic root of 740965613 is about 904.8974225180.

The spelling of 740965613 in words is "seven hundred forty million, nine hundred sixty-five thousand, six hundred thirteen".