98961438 has 8 divisors (see below), whose sum is σ = 197922888. Its totient is φ = 32987144.

The previous prime is 98961409. The next prime is 98961439. The reversal of 98961438 is 83416989.

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

98961438 is an admirable number.

It is a super-2 number, since 2×98961438² = 19586732422055688, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98961439) 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, 8246781 + ... + 8246792.

It is an arithmetic number, because the mean of its divisors is an integer number (24740361).

Almost surely, 2^98961438 is an apocalyptic number.

98961438 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

98961438 is a wasteful number, since it uses less digits than its factorization.

98961438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16493578.

The product of its digits is 373248, while the sum is 48.

The square root of 98961438 is about 9947.9363689159. The cubic root of 98961438 is about 462.5464290375.

It can be divided in two parts, 98961 and 438, that added together give a palindrome (99399).

The spelling of 98961438 in words is "ninety-eight million, nine hundred sixty-one thousand, four hundred thirty-eight".