98465640 has 256 divisors, whose sum is σ = 371589120. Its totient is φ = 20321280.

The previous prime is 98465617. The next prime is 98465663. The reversal of 98465640 is 4656489.

It is an interprime number because it is at equal distance from previous prime (98465617) and next prime (98465663).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 98465592 and 98465601.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 775257 + ... + 775383.

It is an arithmetic number, because the mean of its divisors is an integer number (1451520).

Almost surely, 2^98465640 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 98465640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185794560).

98465640 is an abundant number, since it is smaller than the sum of its proper divisors (273123480).

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

98465640 is a wasteful number, since it uses less digits than its factorization.

98465640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232 (or 228 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 98465640 is about 9922.9854378609. The cubic root of 98465640 is about 461.7726810338.

The spelling of 98465640 in words is "ninety-eight million, four hundred sixty-five thousand, six hundred forty".