165498098 has 8 divisors (see below), whose sum is σ = 248329260. Its totient is φ = 82721680.

The previous prime is 165498097. The next prime is 165498101. The reversal of 165498098 is 890894561.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 136585969 + 28912129 = 11687^2 + 5377^2 .

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

It is not an unprimeable number, because it can be changed into a prime (165498097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5033 + ... + 18876.

Almost surely, 2^165498098 is an apocalyptic number.

165498098 is a deficient number, since it is larger than the sum of its proper divisors (82831162).

165498098 is a wasteful number, since it uses less digits than its factorization.

165498098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27372.

The product of its (nonzero) digits is 622080, while the sum is 50.

The square root of 165498098 is about 12864.6064067269. The cubic root of 165498098 is about 549.0320141737.

The spelling of 165498098 in words is "one hundred sixty-five million, four hundred ninety-eight thousand, ninety-eight".