98821107 has 32 divisors (see below), whose sum is σ = 182530560. Its totient is φ = 51334560.

The previous prime is 98821103. The next prime is 98821123. The reversal of 98821107 is 70112889.

It is not a de Polignac number, because 98821107 - 2² = 98821103 is a prime.

It is a super-2 number, since 2×98821107² = 19531222377410898, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (98821103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21688 + ... + 25845.

It is an arithmetic number, because the mean of its divisors is an integer number (5704080).

Almost surely, 2^98821107 is an apocalyptic number.

98821107 is a deficient number, since it is larger than the sum of its proper divisors (83709453).

98821107 is a wasteful number, since it uses less digits than its factorization.

98821107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47560 (or 47554 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 36.

The square root of 98821107 is about 9940.8805947964. The cubic root of 98821107 is about 462.3276895977.

The spelling of 98821107 in words is "ninety-eight million, eight hundred twenty-one thousand, one hundred seven".