98738457 has 8 divisors (see below), whose sum is σ = 132075840. Its totient is φ = 65613360.

The previous prime is 98738429. The next prime is 98738467. The reversal of 98738457 is 75483789.

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

It is not a de Polignac number, because 98738457 - 2²⁰ = 97689881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (98738407) 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, 51982 + ... + 53847.

It is an arithmetic number, because the mean of its divisors is an integer number (16509480).

Almost surely, 2^98738457 is an apocalyptic number.

It is an amenable number.

98738457 is a deficient number, since it is larger than the sum of its proper divisors (33337383).

98738457 is a wasteful number, since it uses less digits than its factorization.

98738457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106143.

The product of its digits is 1693440, while the sum is 51.

The square root of 98738457 is about 9936.7226488415. The cubic root of 98738457 is about 462.1987628853.

The spelling of 98738457 in words is "ninety-eight million, seven hundred thirty-eight thousand, four hundred fifty-seven".