70706632 has 32 divisors (see below), whose sum is σ = 137715480. Its totient is φ = 34007040.

The previous prime is 70706617. The next prime is 70706633. The reversal of 70706632 is 23660707.

It can be written as a sum of positive squares in 4 ways, for example, as 56160036 + 14546596 = 7494^2 + 3814^2 .

It is a junction number, because it is equal to n+sod(n) for n = 70706594 and 70706603.

It is not an unprimeable number, because it can be changed into a prime (70706633) 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 7 ways as a sum of consecutive naturals, for example, 22468 + ... + 25420.

Almost surely, 2^70706632 is an apocalyptic number.

It is an amenable number.

70706632 is a deficient number, since it is larger than the sum of its proper divisors (67008848).

70706632 is a wasteful number, since it uses less digits than its factorization.

70706632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3073 (or 3069 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 31.

The square root of 70706632 is about 8408.7235654408. The cubic root of 70706632 is about 413.5106667678.

The spelling of 70706632 in words is "seventy million, seven hundred six thousand, six hundred thirty-two".