2099354 has 4 divisors (see below), whose sum is σ = 3149034. Its totient is φ = 1049676.

The previous prime is 2099341. The next prime is 2099359. The reversal of 2099354 is 4539902.

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., 1385329 + 714025 = 1177^2 + 845^2 .

It is a d-powerful number, because it can be written as 2²¹ + 0 + 9² + 9³ + 3⁵ + 5³ + 4⁵ .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2099354.

It is not an unprimeable number, because it can be changed into a prime (2099359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 524837 + ... + 524840.

2^2099354 is an apocalyptic number.

2099354 is a deficient number, since it is larger than the sum of its proper divisors (1049680).

2099354 is a wasteful number, since it uses less digits than its factorization.

2099354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1049679.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 2099354 is about 1448.9147662992. The cubic root of 2099354 is about 128.0447841340.

The spelling of 2099354 in words is "two million, ninety-nine thousand, three hundred fifty-four".