86210426 has 8 divisors (see below), whose sum is σ = 129382164. Its totient is φ = 43083040.

The previous prime is 86210351. The next prime is 86210431. The reversal of 86210426 is 62401268.

It can be written as a sum of positive squares in 2 ways, for example, as 63218401 + 22992025 = 7951^2 + 4795^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×86210426² = 14864475102202952, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5705 + ... + 14316.

Almost surely, 2^86210426 is an apocalyptic number.

86210426 is a deficient number, since it is larger than the sum of its proper divisors (43171738).

86210426 is a wasteful number, since it uses less digits than its factorization.

86210426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22176.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 86210426 is about 9284.9569735137. The cubic root of 86210426 is about 441.7602113160.

The spelling of 86210426 in words is "eighty-six million, two hundred ten thousand, four hundred twenty-six".