989349001 has 4 divisors (see below), whose sum is σ = 1004115472. Its totient is φ = 974582532.

The previous prime is 989348963. The next prime is 989349043. The reversal of 989349001 is 100943989.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 100943989 = 8093 ⋅12473.

It is a cyclic number.

It is not a de Polignac number, because 989349001 - 2¹⁹ = 988824713 is a prime.

It is a super-2 number, since 2×989349001² = 1957622891559396002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (989349061) 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, 7383135 + ... + 7383268.

It is an arithmetic number, because the mean of its divisors is an integer number (251028868).

Almost surely, 2^989349001 is an apocalyptic number.

It is an amenable number.

989349001 is a deficient number, since it is larger than the sum of its proper divisors (14766471).

989349001 is a wasteful number, since it uses less digits than its factorization.

989349001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14766470.

The product of its (nonzero) digits is 69984, while the sum is 43.

The square root of 989349001 is about 31453.9186906815. The cubic root of 989349001 is about 996.4369870160.

The spelling of 989349001 in words is "nine hundred eighty-nine million, three hundred forty-nine thousand, one".