70573086 has 64 divisors (see below), whose sum is σ = 168998400. Its totient is φ = 21748608.

The previous prime is 70573079. The next prime is 70573091. The reversal of 70573086 is 68037507.

70573086 is a `hidden beast` number, since 7 + 0 + 573 + 0 + 86 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 70573086.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 53511 + ... + 54813.

It is an arithmetic number, because the mean of its divisors is an integer number (2640600).

Almost surely, 2^70573086 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70573086, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84499200).

70573086 is an abundant number, since it is smaller than the sum of its proper divisors (98425314).

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

70573086 is a wasteful number, since it uses less digits than its factorization.

70573086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1390 (or 1384 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 70573086 is about 8400.7788924599. The cubic root of 70573086 is about 413.2501655132.

The spelling of 70573086 in words is "seventy million, five hundred seventy-three thousand, eighty-six".