86589490 has 16 divisors (see below), whose sum is σ = 167850648. Its totient is φ = 31971456.

The previous prime is 86589473. The next prime is 86589493. The reversal of 86589490 is 9498568.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 65950641 + 20638849 = 8121^2 + 4543^2 .

It is not an unprimeable number, because it can be changed into a prime (86589493) 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, 332907 + ... + 333166.

Almost surely, 2^86589490 is an apocalyptic number.

86589490 is a deficient number, since it is larger than the sum of its proper divisors (81261158).

86589490 is a wasteful number, since it uses less digits than its factorization.

86589490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666093.

The product of its (nonzero) digits is 622080, while the sum is 49.

The square root of 86589490 is about 9305.3473873897. The cubic root of 86589490 is about 442.4067323406.

The spelling of 86589490 in words is "eighty-six million, five hundred eighty-nine thousand, four hundred ninety".