70446732 has 12 divisors (see below), whose sum is σ = 164375736. Its totient is φ = 23482240.

The previous prime is 70446637. The next prime is 70446743. The reversal of 70446732 is 23764407.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 70446693 and 70446702.

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 3 ways as a sum of consecutive naturals, for example, 2935269 + ... + 2935292.

It is an arithmetic number, because the mean of its divisors is an integer number (13697978).

Almost surely, 2^70446732 is an apocalyptic number.

It is an amenable number.

70446732 is an abundant number, since it is smaller than the sum of its proper divisors (93929004).

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

70446732 is a wasteful number, since it uses less digits than its factorization.

70446732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5870568 (or 5870566 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 33.

The square root of 70446732 is about 8393.2551492255. The cubic root of 70446732 is about 413.0033905844.

The spelling of 70446732 in words is "seventy million, four hundred forty-six thousand, seven hundred thirty-two".