2602203261 has 12 divisors (see below), whose sum is σ = 4036070592. Its totient is φ = 1486973208.

The previous prime is 2602203259. The next prime is 2602203281. The reversal of 2602203261 is 1623022062.

It is not a de Polignac number, because 2602203261 - 2¹ = 2602203259 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2602203221) 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, 8850885 + ... + 8851178.

It is an arithmetic number, because the mean of its divisors is an integer number (336339216).

Almost surely, 2^2602203261 is an apocalyptic number.

2602203261 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2602203261 is a deficient number, since it is larger than the sum of its proper divisors (1433867331).

2602203261 is a wasteful number, since it uses less digits than its factorization.

2602203261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17702080 (or 17702073 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 2602203261 is about 51011.7953124569. The cubic root of 2602203261 is about 1375.4571722319.

The spelling of 2602203261 in words is "two billion, six hundred two million, two hundred three thousand, two hundred sixty-one".