98472775 has 24 divisors (see below), whose sum is σ = 130554144. Its totient is φ = 73497600.

The previous prime is 98472769. The next prime is 98472779. The reversal of 98472775 is 57727489.

It is not a de Polignac number, because 98472775 - 2³ = 98472767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98472779) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21487 + ... + 25663.

It is an arithmetic number, because the mean of its divisors is an integer number (5439756).

Almost surely, 2^98472775 is an apocalyptic number.

98472775 is a deficient number, since it is larger than the sum of its proper divisors (32081369).

98472775 is a wasteful number, since it uses less digits than its factorization.

98472775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4251 (or 4246 counting only the distinct ones).

The product of its digits is 987840, while the sum is 49.

The square root of 98472775 is about 9923.3449501668. The cubic root of 98472775 is about 461.7838343948.

The spelling of 98472775 in words is "ninety-eight million, four hundred seventy-two thousand, seven hundred seventy-five".