86070238 has 4 divisors (see below), whose sum is σ = 129105360. Its totient is φ = 43035118.

The previous prime is 86070233. The next prime is 86070241. The reversal of 86070238 is 83207068.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86070233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21517558 + ... + 21517561.

It is an arithmetic number, because the mean of its divisors is an integer number (32276340).

Almost surely, 2^86070238 is an apocalyptic number.

86070238 is a deficient number, since it is larger than the sum of its proper divisors (43035122).

86070238 is a wasteful number, since it uses less digits than its factorization.

86070238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43035121.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 86070238 is about 9277.4047017471. The cubic root of 86070238 is about 441.5206305527.

The spelling of 86070238 in words is "eighty-six million, seventy thousand, two hundred thirty-eight".