740451265 has 4 divisors (see below), whose sum is σ = 888541524. Its totient is φ = 592361008.

The previous prime is 740451233. The next prime is 740451307. The reversal of 740451265 is 562154047.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 240839361 + 499611904 = 15519^2 + 22352^2 .

It is a cyclic number.

It is not a de Polignac number, because 740451265 - 2⁵ = 740451233 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 740451265.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74045122 + ... + 74045131.

It is an arithmetic number, because the mean of its divisors is an integer number (222135381).

Almost surely, 2^740451265 is an apocalyptic number.

It is an amenable number.

740451265 is a deficient number, since it is larger than the sum of its proper divisors (148090259).

740451265 is a wasteful number, since it uses less digits than its factorization.

740451265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148090258.

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 740451265 is about 27211.2341689972. The cubic root of 740451265 is about 904.6879931340.

The spelling of 740451265 in words is "seven hundred forty million, four hundred fifty-one thousand, two hundred sixty-five".