98765432 has 16 divisors (see below), whose sum is σ = 190190760. Its totient is φ = 48047904.

The previous prime is 98765431. The next prime is 98765441. The reversal of 98765432 is 23456789.

98765432 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is a super-2 number, since 2×98765432² = 19509221116293248, which contains 22 as substring.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is an alternating number because its digits alternate between odd and even.

It is a straight-line number, since its digits are in arithmetic progression.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98765431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166538 + ... + 167129.

Almost surely, 2^98765432 is an apocalyptic number.

It is an amenable number.

98765432 is a deficient number, since it is larger than the sum of its proper divisors (91425328).

98765432 is a wasteful number, since it uses less digits than its factorization.

98765432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333710 (or 333706 counting only the distinct ones).

The product of its digits is 362880, while the sum is 44.

The square root of 98765432 is about 9938.0798950300. The cubic root of 98765432 is about 462.2408494130.

Adding to 98765432 its reverse (23456789), we get a palindrome (122222221).

The spelling of 98765432 in words is "ninety-eight million, seven hundred sixty-five thousand, four hundred thirty-two".