86136038 has 4 divisors (see below), whose sum is σ = 129204060. Its totient is φ = 43068018.

The previous prime is 86136031. The next prime is 86136049. The reversal of 86136038 is 83063168.

It is a happy number.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 86135989 and 86136007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86136031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21534008 + ... + 21534011.

It is an arithmetic number, because the mean of its divisors is an integer number (32301015).

Almost surely, 2^86136038 is an apocalyptic number.

86136038 is a deficient number, since it is larger than the sum of its proper divisors (43068022).

86136038 is a wasteful number, since it uses less digits than its factorization.

86136038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43068021.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 86136038 is about 9280.9502746217. The cubic root of 86136038 is about 441.6331148754.

The spelling of 86136038 in words is "eighty-six million, one hundred thirty-six thousand, thirty-eight".