353599489 has 4 divisors (see below), whose sum is σ = 355157424. Its totient is φ = 352041556.

The previous prime is 353599483. The next prime is 353599501. The reversal of 353599489 is 984995353.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 984995353 = 29 ⋅33965357.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-353599489 is a prime.

It is a super-2 number, since 2×353599489² = 250065197242122242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (353599483) 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, 778627 + ... + 779080.

It is an arithmetic number, because the mean of its divisors is an integer number (88789356).

It is a Proth number, since it is equal to 10791 ⋅ 2¹⁵ + 1 and 10791 < 2¹⁵.

Almost surely, 2^353599489 is an apocalyptic number.

It is an amenable number.

353599489 is a deficient number, since it is larger than the sum of its proper divisors (1557935).

353599489 is a wasteful number, since it uses less digits than its factorization.

353599489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1557934.

The product of its digits is 5248800, while the sum is 55.

The square root of 353599489 is about 18804.2412503137. The cubic root of 353599489 is about 707.1375121221.

The spelling of 353599489 in words is "three hundred fifty-three million, five hundred ninety-nine thousand, four hundred eighty-nine".