406098549 has 8 divisors (see below), whose sum is σ = 601627520. Its totient is φ = 270732348.

The previous prime is 406098541. The next prime is 406098577. The reversal of 406098549 is 945890604.

It is a happy number.

406098549 is a `hidden beast` number, since 40 + 60 + 9 + 8 + 549 = 666.

It is not a de Polignac number, because 406098549 - 2³ = 406098541 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 (406098541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7520317 + ... + 7520370.

It is an arithmetic number, because the mean of its divisors is an integer number (75203440).

Almost surely, 2^406098549 is an apocalyptic number.

It is an amenable number.

406098549 is a deficient number, since it is larger than the sum of its proper divisors (195528971).

406098549 is a wasteful number, since it uses less digits than its factorization.

406098549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15040696 (or 15040690 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The square root of 406098549 is about 20151.8869836053. The cubic root of 406098549 is about 740.5319701769.

The spelling of 406098549 in words is "four hundred six million, ninety-eight thousand, five hundred forty-nine".