98451 has 6 divisors (see below), whose sum is σ = 142220. Its totient is φ = 65628.

The previous prime is 98443. The next prime is 98453. The reversal of 98451 is 15489.

It is not a de Polignac number, because 98451 - 2³ = 98443 is a prime.

It is a Duffinian number.

98451 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 98451.

It is not an unprimeable number, because it can be changed into a prime (98453) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5461 + ... + 5478.

2⁹⁸⁴⁵¹ is an apocalyptic number.

98451 is a deficient number, since it is larger than the sum of its proper divisors (43769).

98451 is a wasteful number, since it uses less digits than its factorization.

98451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10945 (or 10942 counting only the distinct ones).

The product of its digits is 1440, while the sum is 27.

The square root of 98451 is about 313.7690233277. The cubic root of 98451 is about 46.1749794244.

It can be divided in two parts, 984 and 51, that added together give a triangular number (1035 = T₄₅).

The spelling of 98451 in words is "ninety-eight thousand, four hundred fifty-one".