98409545 has 12 divisors (see below), whose sum is σ = 127875276. Its totient is φ = 72671040.

The previous prime is 98409541. The next prime is 98409559. The reversal of 98409545 is 54590489.

It can be written as a sum of positive squares in 6 ways, for example, as 43930384 + 54479161 = 6628^2 + 7381^2 .

It is not a de Polignac number, because 98409545 - 2² = 98409541 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 98409496 and 98409505.

It is not an unprimeable number, because it can be changed into a prime (98409541) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57386 + ... + 59075.

It is an arithmetic number, because the mean of its divisors is an integer number (10656273).

Almost surely, 2^98409545 is an apocalyptic number.

It is an amenable number.

98409545 is a deficient number, since it is larger than the sum of its proper divisors (29465731).

98409545 is a wasteful number, since it uses less digits than its factorization.

98409545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116492 (or 116479 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 44.

The square root of 98409545 is about 9920.1585168786. The cubic root of 98409545 is about 461.6849751124.

The spelling of 98409545 in words is "ninety-eight million, four hundred nine thousand, five hundred forty-five".