86425426 has 4 divisors (see below), whose sum is σ = 129638142. Its totient is φ = 43212712.

The previous prime is 86425411. The next prime is 86425429. The reversal of 86425426 is 62452468.

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., 85100625 + 1324801 = 9225^2 + 1151^2 .

It is not an unprimeable number, because it can be changed into a prime (86425429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21606355 + ... + 21606358.

Almost surely, 2^86425426 is an apocalyptic number.

86425426 is a deficient number, since it is larger than the sum of its proper divisors (43212716).

86425426 is a wasteful number, since it uses less digits than its factorization.

86425426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43212715.

The product of its digits is 92160, while the sum is 37.

The square root of 86425426 is about 9296.5276313256. The cubic root of 86425426 is about 442.1271414099.

The spelling of 86425426 in words is "eighty-six million, four hundred twenty-five thousand, four hundred twenty-six".