2261098 has 8 divisors (see below), whose sum is σ = 3876192. Its totient is φ = 969036.

The previous prime is 2261093. The next prime is 2261099. The reversal of 2261098 is 8901622.

It is a happy number.

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

It is a super-2 number, since 2×2261098² = 10225128331208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2261093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80740 + ... + 80767.

It is an arithmetic number, because the mean of its divisors is an integer number (484524).

2^2261098 is an apocalyptic number.

2261098 is a deficient number, since it is larger than the sum of its proper divisors (1615094).

2261098 is a wasteful number, since it uses less digits than its factorization.

2261098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161516.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 2261098 is about 1503.6947828599. The cubic root of 2261098 is about 131.2521608110.

The spelling of 2261098 in words is "two million, two hundred sixty-one thousand, ninety-eight".