602056261 has 4 divisors (see below), whose sum is σ = 602316000. Its totient is φ = 601796524.

The previous prime is 602056243. The next prime is 602056271. The reversal of 602056261 is 162650206.

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: 162650206 = 2 ⋅81325103.

It is a cyclic number.

It is not a de Polignac number, because 602056261 - 2²³ = 593667653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (602056271) 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, 126361 + ... + 131038.

It is an arithmetic number, because the mean of its divisors is an integer number (150579000).

Almost surely, 2^602056261 is an apocalyptic number.

It is an amenable number.

602056261 is a deficient number, since it is larger than the sum of its proper divisors (259739).

602056261 is a wasteful number, since it uses less digits than its factorization.

602056261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259738.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 602056261 is about 24536.8347795717. The cubic root of 602056261 is about 844.3950765416.

It can be divided in two parts, 60205 and 6261, that added together give a palindrome (66466).

The spelling of 602056261 in words is "six hundred two million, fifty-six thousand, two hundred sixty-one".