98402 has 4 divisors (see below), whose sum is σ = 147606. Its totient is φ = 49200.

The previous prime is 98389. The next prime is 98407. The reversal of 98402 is 20489.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20489 = 7 ⋅2927.

It can be written as a sum of positive squares in only one way, i.e., 96721 + 1681 = 311^2 + 41^2 .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 98402.

It is not an unprimeable number, because it can be changed into a prime (98407) by changing a digit.

98402 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24599 + ... + 24602.

2⁹⁸⁴⁰² is an apocalyptic number.

98402 is a deficient number, since it is larger than the sum of its proper divisors (49204).

98402 is a wasteful number, since it uses less digits than its factorization.

98402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49203.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 98402 is about 313.6909306945. The cubic root of 98402 is about 46.1673175775.

The spelling of 98402 in words is "ninety-eight thousand, four hundred two".