740005555 has 8 divisors (see below), whose sum is σ = 890845632. Its totient is φ = 590111808.

The previous prime is 740005501. The next prime is 740005571. The reversal of 740005555 is 555500047.

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 740005555 - 2⁹ = 740005043 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234859 + ... + 237988.

It is an arithmetic number, because the mean of its divisors is an integer number (111355704).

Almost surely, 2^740005555 is an apocalyptic number.

740005555 is a deficient number, since it is larger than the sum of its proper divisors (150840077).

740005555 is a wasteful number, since it uses less digits than its factorization.

740005555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473165.

The product of its (nonzero) digits is 17500, while the sum is 31.

The square root of 740005555 is about 27203.0431202099. The cubic root of 740005555 is about 904.5064329430.

The spelling of 740005555 in words is "seven hundred forty million, five thousand, five hundred fifty-five".