98440455 has 16 divisors (see below), whose sum is σ = 166770144. Its totient is φ = 49413120.

The previous prime is 98440453. The next prime is 98440481. The reversal of 98440455 is 55404489.

It is not a de Polignac number, because 98440455 - 2¹ = 98440453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98440453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192766 + ... + 193275.

It is an arithmetic number, because the mean of its divisors is an integer number (10423134).

Almost surely, 2^98440455 is an apocalyptic number.

98440455 is a deficient number, since it is larger than the sum of its proper divisors (68329689).

98440455 is a wasteful number, since it uses less digits than its factorization.

98440455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386066.

The product of its (nonzero) digits is 115200, while the sum is 39.

The square root of 98440455 is about 9921.7163333770. The cubic root of 98440455 is about 461.7333077842.

The spelling of 98440455 in words is "ninety-eight million, four hundred forty thousand, four hundred fifty-five".