98774443 has 4 divisors (see below), whose sum is σ = 103069008. Its totient is φ = 94479880.

The previous prime is 98774441. The next prime is 98774447. The reversal of 98774443 is 34447789.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34447789 = 31 ⋅1111219.

It is a cyclic number.

It is not a de Polignac number, because 98774443 - 2¹ = 98774441 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 98774393 and 98774402.

It is not an unprimeable number, because it can be changed into a prime (98774441) 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, 2147248 + ... + 2147293.

It is an arithmetic number, because the mean of its divisors is an integer number (25767252).

Almost surely, 2^98774443 is an apocalyptic number.

98774443 is a deficient number, since it is larger than the sum of its proper divisors (4294565).

98774443 is a wasteful number, since it uses less digits than its factorization.

98774443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4294564.

The product of its digits is 677376, while the sum is 46.

The square root of 98774443 is about 9938.5332418823. The cubic root of 98774443 is about 462.2549067120.

The spelling of 98774443 in words is "ninety-eight million, seven hundred seventy-four thousand, four hundred forty-three".