98879553 has 48 divisors (see below), whose sum is σ = 162140160. Its totient is φ = 57736800.

The previous prime is 98879551. The next prime is 98879567. The reversal of 98879553 is 35597889.

98879553 is a `hidden beast` number, since 9 + 8 + 87 + 9 + 553 = 666.

It is not a de Polignac number, because 98879553 - 2¹ = 98879551 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 98879553.

It is not an unprimeable number, because it can be changed into a prime (98879551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 121518 + ... + 122328.

It is an arithmetic number, because the mean of its divisors is an integer number (3377920).

Almost surely, 2^98879553 is an apocalyptic number.

98879553 is a gapful number since it is divisible by the number (93) formed by its first and last digit.

It is an amenable number.

98879553 is a deficient number, since it is larger than the sum of its proper divisors (63260607).

98879553 is a wasteful number, since it uses less digits than its factorization.

98879553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890 (or 887 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 54.

The square root of 98879553 is about 9943.8198394782. The cubic root of 98879553 is about 462.4188168196.

The spelling of 98879553 in words is "ninety-eight million, eight hundred seventy-nine thousand, five hundred fifty-three".