740269109 has 4 divisors (see below), whose sum is σ = 765795660. Its totient is φ = 714742560.

The previous prime is 740269091. The next prime is 740269133. The reversal of 740269109 is 901962047.

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 301994884 + 438274225 = 17378^2 + 20935^2 .

It is a cyclic number.

It is not a de Polignac number, because 740269109 - 2¹⁶ = 740203573 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 (740269009) 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, 12763232 + ... + 12763289.

It is an arithmetic number, because the mean of its divisors is an integer number (191448915).

Almost surely, 2^740269109 is an apocalyptic number.

It is an amenable number.

740269109 is a deficient number, since it is larger than the sum of its proper divisors (25526551).

740269109 is a wasteful number, since it uses less digits than its factorization.

740269109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25526550.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 740269109 is about 27207.8868896502. The cubic root of 740269109 is about 904.6138006025.

The spelling of 740269109 in words is "seven hundred forty million, two hundred sixty-nine thousand, one hundred nine".