986690426 has 8 divisors (see below), whose sum is σ = 1480602720. Its totient is φ = 493156188.

The previous prime is 986690417. The next prime is 986690429. The reversal of 986690426 is 624096689.

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

It is a super-2 number, since 2×986690426² = 1947115993520122952, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (986690429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87896 + ... + 98483.

It is an arithmetic number, because the mean of its divisors is an integer number (185075340).

Almost surely, 2^986690426 is an apocalyptic number.

986690426 is a deficient number, since it is larger than the sum of its proper divisors (493912294).

986690426 is a wasteful number, since it uses less digits than its factorization.

986690426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189028.

The product of its (nonzero) digits is 1119744, while the sum is 50.

The square root of 986690426 is about 31411.6288339207. The cubic root of 986690426 is about 995.5436457398.

The spelling of 986690426 in words is "nine hundred eighty-six million, six hundred ninety thousand, four hundred twenty-six".