98897751 has 6 divisors (see below), whose sum is σ = 142852320. Its totient is φ = 65931828.

The previous prime is 98897749. The next prime is 98897759. The reversal of 98897751 is 15779889.

It is not a de Polignac number, because 98897751 - 2¹ = 98897749 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98897759) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5494311 + ... + 5494328.

It is an arithmetic number, because the mean of its divisors is an integer number (23808720).

Almost surely, 2^98897751 is an apocalyptic number.

98897751 is a deficient number, since it is larger than the sum of its proper divisors (43954569).

98897751 is a wasteful number, since it uses less digits than its factorization.

98897751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10988645 (or 10988642 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 54.

The square root of 98897751 is about 9944.7348380940. The cubic root of 98897751 is about 462.4471832552.

The spelling of 98897751 in words is "ninety-eight million, eight hundred ninety-seven thousand, seven hundred fifty-one".