601922449 has 4 divisors (see below), whose sum is σ = 610168036. Its totient is φ = 593676864.

The previous prime is 601922407. The next prime is 601922479. The reversal of 601922449 is 944229106.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 944229106 = 2 ⋅472114553.

It can be written as a sum of positive squares in 2 ways, for example, as 191130625 + 410791824 = 13825^2 + 20268^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-601922449 is a prime.

It is a super-2 number, since 2×601922449² = 724621269220315202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (601922479) 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, 4122684 + ... + 4122829.

It is an arithmetic number, because the mean of its divisors is an integer number (152542009).

Almost surely, 2^601922449 is an apocalyptic number.

It is an amenable number.

601922449 is a deficient number, since it is larger than the sum of its proper divisors (8245587).

601922449 is an equidigital number, since it uses as much as digits as its factorization.

601922449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8245586.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 601922449 is about 24534.1078704729. The cubic root of 601922449 is about 844.3325139687.

The spelling of 601922449 in words is "six hundred one million, nine hundred twenty-two thousand, four hundred forty-nine".