989602026 has 32 divisors (see below), whose sum is σ = 2334916608. Its totient is φ = 273622320.

The previous prime is 989602001. The next prime is 989602049. The reversal of 989602026 is 620206989.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 378730 + ... + 381333.

It is an arithmetic number, because the mean of its divisors is an integer number (72966144).

Almost surely, 2^989602026 is an apocalyptic number.

989602026 is an abundant number, since it is smaller than the sum of its proper divisors (1345314582).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

989602026 is a wasteful number, since it uses less digits than its factorization.

989602026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760106.

The product of its (nonzero) digits is 93312, while the sum is 42.

The square root of 989602026 is about 31457.9405873938. The cubic root of 989602026 is about 996.5219256905.

The spelling of 989602026 in words is "nine hundred eighty-nine million, six hundred two thousand, twenty-six".