740889755 has 8 divisors (see below), whose sum is σ = 892210992. Its totient is φ = 590616288.

The previous prime is 740889749. The next prime is 740889769. The reversal of 740889755 is 557988047.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-740889755 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 740889697 and 740889706.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260384 + ... + 263213.

It is an arithmetic number, because the mean of its divisors is an integer number (111526374).

Almost surely, 2^740889755 is an apocalyptic number.

740889755 is a deficient number, since it is larger than the sum of its proper divisors (151321237).

740889755 is a wasteful number, since it uses less digits than its factorization.

740889755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523885.

The product of its (nonzero) digits is 2822400, while the sum is 53.

The square root of 740889755 is about 27219.2901266730. The cubic root of 740889755 is about 904.8665411698.

The spelling of 740889755 in words is "seven hundred forty million, eight hundred eighty-nine thousand, seven hundred fifty-five".