98577381 has 8 divisors (see below), whose sum is σ = 150213184. Its totient is φ = 56329920.

The previous prime is 98577343. The next prime is 98577383. The reversal of 98577381 is 18377589.

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

It is not a de Polignac number, because 98577381 - 2¹³ = 98569189 is a prime.

It is a super-2 number, since 2×98577381² = 19435000089638322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 98577381.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98577383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2347060 + ... + 2347101.

It is an arithmetic number, because the mean of its divisors is an integer number (18776648).

Almost surely, 2^98577381 is an apocalyptic number.

It is an amenable number.

98577381 is a deficient number, since it is larger than the sum of its proper divisors (51635803).

98577381 is a wasteful number, since it uses less digits than its factorization.

98577381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4694171.

The product of its digits is 423360, while the sum is 48.

The square root of 98577381 is about 9928.6142537617. The cubic root of 98577381 is about 461.9472916387.

The spelling of 98577381 in words is "ninety-eight million, five hundred seventy-seven thousand, three hundred eighty-one".