2356428261 has 8 divisors (see below), whose sum is σ = 3427532064. Its totient is φ = 1428138320.

The previous prime is 2356428227. The next prime is 2356428271. The reversal of 2356428261 is 1628246532.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2356428261 - 2¹⁰ = 2356427237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2356428271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35703426 + ... + 35703491.

It is an arithmetic number, because the mean of its divisors is an integer number (428441508).

Almost surely, 2^2356428261 is an apocalyptic number.

It is an amenable number.

2356428261 is a deficient number, since it is larger than the sum of its proper divisors (1071103803).

2356428261 is a wasteful number, since it uses less digits than its factorization.

2356428261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71406931.

The product of its digits is 138240, while the sum is 39.

The square root of 2356428261 is about 48543.0557443596. The cubic root of 2356428261 is about 1330.7140456950.

The spelling of 2356428261 in words is "two billion, three hundred fifty-six million, four hundred twenty-eight thousand, two hundred sixty-one".