740263909 has 8 divisors (see below), whose sum is σ = 922926528. Its totient is φ = 576828960.

The previous prime is 740263907. The next prime is 740263943. The reversal of 740263909 is 909362047.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 740263909 - 2¹ = 740263907 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 (740263903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4806832 + ... + 4806985.

It is an arithmetic number, because the mean of its divisors is an integer number (115365816).

Almost surely, 2^740263909 is an apocalyptic number.

It is an amenable number.

740263909 is a deficient number, since it is larger than the sum of its proper divisors (182662619).

740263909 is a wasteful number, since it uses less digits than its factorization.

740263909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9613835.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 740263909 is about 27207.7913289558. The cubic root of 740263909 is about 904.6116824526.

The spelling of 740263909 in words is "seven hundred forty million, two hundred sixty-three thousand, nine hundred nine".