706533520 has 120 divisors (see below), whose sum is σ = 2063742912. Its totient is φ = 220197120.

The previous prime is 706533511. The next prime is 706533521. The reversal of 706533520 is 25335607.

It is a super-2 number, since 2×706533520² = 998379229767180800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (706533521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62547 + ... + 72973.

Almost surely, 2^706533520 is an apocalyptic number.

706533520 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 706533520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1031871456).

706533520 is an abundant number, since it is smaller than the sum of its proper divisors (1357209392).

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

706533520 is a wasteful number, since it uses less digits than its factorization.

706533520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10469 (or 10452 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 31.

The square root of 706533520 is about 26580.6982602038. The cubic root of 706533520 is about 890.6578984380.

The spelling of 706533520 in words is "seven hundred six million, five hundred thirty-three thousand, five hundred twenty".