705408552 has 48 divisors (see below), whose sum is σ = 1962123540. Its totient is φ = 228780288.

The previous prime is 705408533. The next prime is 705408553. The reversal of 705408552 is 255804507.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 572836356 + 132572196 = 23934^2 + 11514^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (705408553) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 129733 + ... + 135060.

Almost surely, 2^705408552 is an apocalyptic number.

705408552 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

705408552 is an abundant number, since it is smaller than the sum of its proper divisors (1256714988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

705408552 is a wasteful number, since it uses less digits than its factorization.

705408552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264842 (or 264835 counting only the distinct ones).

The product of its (nonzero) digits is 56000, while the sum is 36.

The square root of 705408552 is about 26559.5284596696. The cubic root of 705408552 is about 890.1849348471.

The spelling of 705408552 in words is "seven hundred five million, four hundred eight thousand, five hundred fifty-two".