602012421 has 12 divisors (see below), whose sum is σ = 899559180. Its totient is φ = 387502080.

The previous prime is 602012407. The next prime is 602012423. The reversal of 602012421 is 124210206.

It can be written as a sum of positive squares in 2 ways, for example, as 130644900 + 471367521 = 11430^2 + 21711^2 .

It is not a de Polignac number, because 602012421 - 2⁷ = 602012293 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 602012394 and 602012403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (602012423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1153020 + ... + 1153541.

It is an arithmetic number, because the mean of its divisors is an integer number (74963265).

Almost surely, 2^602012421 is an apocalyptic number.

It is an amenable number.

602012421 is a deficient number, since it is larger than the sum of its proper divisors (297546759).

602012421 is a wasteful number, since it uses less digits than its factorization.

602012421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2306596 (or 2306593 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 602012421 is about 24535.9414125482. The cubic root of 602012421 is about 844.3745805729.

Adding to 602012421 its reverse (124210206), we get a palindrome (726222627).

The spelling of 602012421 in words is "six hundred two million, twelve thousand, four hundred twenty-one".