2643098 has 4 divisors (see below), whose sum is σ = 3964650. Its totient is φ = 1321548.

The previous prime is 2643097. The next prime is 2643107. The reversal of 2643098 is 8903462.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2007889 + 635209 = 1417^2 + 797^2 .

It is not an unprimeable number, because it can be changed into a prime (2643097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660773 + ... + 660776.

2^2643098 is an apocalyptic number.

2643098 is a deficient number, since it is larger than the sum of its proper divisors (1321552).

2643098 is a wasteful number, since it uses less digits than its factorization.

2643098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1321551.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 2643098 is about 1625.7607450052. The cubic root of 2643098 is about 138.2625053135.

The spelling of 2643098 in words is "two million, six hundred forty-three thousand, ninety-eight".