140584086 has 20 divisors (see below), whose sum is σ = 315012852. Its totient is φ = 46861308.

The previous prime is 140584013. The next prime is 140584099. The reversal of 140584086 is 680485041.

It is a self number, because there is not a number n which added to its sum of digits gives 140584086.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 433740 + ... + 434063.

Almost surely, 2^140584086 is an apocalyptic number.

140584086 is an abundant number, since it is smaller than the sum of its proper divisors (174428766).

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

140584086 is an equidigital number, since it uses as much as digits as its factorization.

140584086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867817 (or 867808 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

The square root of 140584086 is about 11856.8160144282. The cubic root of 140584086 is about 519.9705185455.

It can be divided in two parts, 1405 and 84086, that added together give a triangular number (85491 = T₄₁₃).

The spelling of 140584086 in words is "one hundred forty million, five hundred eighty-four thousand, eighty-six".