602606401 has 4 divisors (see below), whose sum is σ = 605238100. Its totient is φ = 599974704.

The previous prime is 602606363. The next prime is 602606423. The reversal of 602606401 is 104606206.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 501804801 + 100801600 = 22401^2 + 10040^2 .

It is a cyclic number.

It is not a de Polignac number, because 602606401 - 2⁹ = 602605889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (602606441) 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, 1315506 + ... + 1315963.

It is an arithmetic number, because the mean of its divisors is an integer number (151309525).

Almost surely, 2^602606401 is an apocalyptic number.

It is an amenable number.

602606401 is a deficient number, since it is larger than the sum of its proper divisors (2631699).

602606401 is a wasteful number, since it uses less digits than its factorization.

602606401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2631698.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 602606401 is about 24548.0427122001. The cubic root of 602606401 is about 844.6521920952.

The spelling of 602606401 in words is "six hundred two million, six hundred six thousand, four hundred one".