705075442 has 32 divisors (see below), whose sum is σ = 1197068544. Its totient is φ = 309619200.

The previous prime is 705075433. The next prime is 705075457. The reversal of 705075442 is 244570507.

It is a super-2 number, since 2×705075442² = 994262757822990728, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 705075398 and 705075407.

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 15 ways as a sum of consecutive naturals, for example, 21067 + ... + 43057.

It is an arithmetic number, because the mean of its divisors is an integer number (37408392).

Almost surely, 2^705075442 is an apocalyptic number.

705075442 is a deficient number, since it is larger than the sum of its proper divisors (491993102).

705075442 is a wasteful number, since it uses less digits than its factorization.

705075442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22074.

The product of its (nonzero) digits is 39200, while the sum is 34.

The square root of 705075442 is about 26553.2567117482. The cubic root of 705075442 is about 890.0447909116.

The spelling of 705075442 in words is "seven hundred five million, seventy-five thousand, four hundred forty-two".