98421902 has 4 divisors (see below), whose sum is σ = 147632856. Its totient is φ = 49210950.

The previous prime is 98421893. The next prime is 98421907. The reversal of 98421902 is 20912489.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20912489 = 13 ⋅1608653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98421907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24605474 + ... + 24605477.

It is an arithmetic number, because the mean of its divisors is an integer number (36908214).

Almost surely, 2^98421902 is an apocalyptic number.

98421902 is a deficient number, since it is larger than the sum of its proper divisors (49210954).

98421902 is a wasteful number, since it uses less digits than its factorization.

98421902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49210953.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 98421902 is about 9920.7813200372. The cubic root of 98421902 is about 461.7042984496.

The spelling of 98421902 in words is "ninety-eight million, four hundred twenty-one thousand, nine hundred two".