70587066 has 16 divisors (see below), whose sum is σ = 154008288. Its totient is φ = 21390000.

The previous prime is 70587061. The next prime is 70587067. The reversal of 70587066 is 66078507.

It is not an unprimeable number, because it can be changed into a prime (70587061) 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, 534685 + ... + 534816.

It is an arithmetic number, because the mean of its divisors is an integer number (9625518).

Almost surely, 2^70587066 is an apocalyptic number.

70587066 is an abundant number, since it is smaller than the sum of its proper divisors (83421222).

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

70587066 is a wasteful number, since it uses less digits than its factorization.

70587066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1069517.

The product of its (nonzero) digits is 70560, while the sum is 39.

The square root of 70587066 is about 8401.6109169611. The cubic root of 70587066 is about 413.2774509663.

The spelling of 70587066 in words is "seventy million, five hundred eighty-seven thousand, sixty-six".