70858032 has 160 divisors (see below), whose sum is σ = 223699968. Its totient is φ = 18889728.

The previous prime is 70858019. The next prime is 70858079. The reversal of 70858032 is 23085807.

It is a junction number, because it is equal to n+sod(n) for n = 70857984 and 70858002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 409498 + ... + 409670.

Almost surely, 2^70858032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70858032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111849984).

70858032 is an abundant number, since it is smaller than the sum of its proper divisors (152841936).

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

70858032 is a wasteful number, since it uses less digits than its factorization.

70858032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267 (or 261 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 70858032 is about 8417.7213068621. The cubic root of 70858032 is about 413.8055984771.

The spelling of 70858032 in words is "seventy million, eight hundred fifty-eight thousand, thirty-two".