86120002 has 4 divisors (see below), whose sum is σ = 129180006. Its totient is φ = 43060000.

The previous prime is 86119993. The next prime is 86120009. The reversal of 86120002 is 20002168.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 48038761 + 38081241 = 6931^2 + 6171^2 .

It is not an unprimeable number, because it can be changed into a prime (86120009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21529999 + ... + 21530002.

Almost surely, 2^86120002 is an apocalyptic number.

86120002 is a deficient number, since it is larger than the sum of its proper divisors (43060004).

86120002 is a wasteful number, since it uses less digits than its factorization.

86120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43060003.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 86120002 is about 9280.0863142538. The cubic root of 86120002 is about 441.6057068035.

The spelling of 86120002 in words is "eighty-six million, one hundred twenty thousand, two".