98663040 has 192 divisors, whose sum is σ = 389525760. Its totient is φ = 22542336.

The previous prime is 98663023. The next prime is 98663057. The reversal of 98663040 is 4036689.

It is an interprime number because it is at equal distance from previous prime (98663023) and next prime (98663057).

It is a tau number, because it is divible by the number of its divisors (192).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 98662986 and 98663004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39097 + ... + 41543.

It is an arithmetic number, because the mean of its divisors is an integer number (2028780).

Almost surely, 2^98663040 is an apocalyptic number.

98663040 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 98663040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194762880).

98663040 is an abundant number, since it is smaller than the sum of its proper divisors (290862720).

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

98663040 is a wasteful number, since it uses less digits than its factorization.

98663040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2479 (or 2464 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 98663040 is about 9932.9270610430. The cubic root of 98663040 is about 462.0810562229.

The spelling of 98663040 in words is "ninety-eight million, six hundred sixty-three thousand, forty".