705240075 has 48 divisors (see below), whose sum is σ = 1187040096. Its totient is φ = 369408000.

The previous prime is 705240047. The next prime is 705240143. The reversal of 705240075 is 570042507.

It is not a de Polignac number, because 705240075 - 2⁸ = 705239819 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1188979 + ... + 1189571.

It is an arithmetic number, because the mean of its divisors is an integer number (24730002).

Almost surely, 2^705240075 is an apocalyptic number.

705240075 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

705240075 is a deficient number, since it is larger than the sum of its proper divisors (481800021).

705240075 is a wasteful number, since it uses less digits than its factorization.

705240075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 864 (or 859 counting only the distinct ones).

The product of its (nonzero) digits is 9800, while the sum is 30.

The square root of 705240075 is about 26556.3565836882. The cubic root of 705240075 is about 890.1140597832.

The spelling of 705240075 in words is "seven hundred five million, two hundred forty thousand, seventy-five".