706412531 has 8 divisors (see below), whose sum is σ = 795491328. Its totient is φ = 621477000.

The previous prime is 706412519. The next prime is 706412569. The reversal of 706412531 is 135214607.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-706412531 is a prime.

It is a super-2 number, since 2×706412531² = 998037327907651922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 706412494 and 706412503.

It is not an unprimeable number, because it can be changed into a prime (706412591) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1035455 + ... + 1036136.

It is an arithmetic number, because the mean of its divisors is an integer number (99436416).

Almost surely, 2^706412531 is an apocalyptic number.

706412531 is a deficient number, since it is larger than the sum of its proper divisors (89078797).

706412531 is a wasteful number, since it uses less digits than its factorization.

706412531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2071633.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 706412531 is about 26578.4222819941. The cubic root of 706412531 is about 890.6070558584.

The spelling of 706412531 in words is "seven hundred six million, four hundred twelve thousand, five hundred thirty-one".