98431402 has 8 divisors (see below), whose sum is σ = 147971556. Its totient is φ = 49107552.

The previous prime is 98431397. The next prime is 98431409. The reversal of 98431402 is 20413489.

It can be written as a sum of positive squares in 2 ways, for example, as 82101721 + 16329681 = 9061^2 + 4041^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (98431409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52933 + ... + 54760.

Almost surely, 2^98431402 is an apocalyptic number.

98431402 is a deficient number, since it is larger than the sum of its proper divisors (49540154).

98431402 is a wasteful number, since it uses less digits than its factorization.

98431402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108152.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 98431402 is about 9921.2601014186. The cubic root of 98431402 is about 461.7191530353.

The spelling of 98431402 in words is "ninety-eight million, four hundred thirty-one thousand, four hundred two".