3542684261 has 4 divisors (see below), whose sum is σ = 3561040332. Its totient is φ = 3524328192.

The previous prime is 3542684239. The next prime is 3542684263. The reversal of 3542684261 is 1624862453.

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 1330863361 + 2211820900 = 36481^2 + 47030^2 .

It is a cyclic number.

It is not a de Polignac number, because 3542684261 - 2²² = 3538489957 is a prime.

It is a super-3 number, since 3×3542684261³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3542684263) 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, 9177746 + ... + 9178131.

It is an arithmetic number, because the mean of its divisors is an integer number (890260083).

Almost surely, 2^3542684261 is an apocalyptic number.

It is an amenable number.

3542684261 is a deficient number, since it is larger than the sum of its proper divisors (18356071).

3542684261 is a wasteful number, since it uses less digits than its factorization.

3542684261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18356070.

The product of its digits is 276480, while the sum is 41.

The square root of 3542684261 is about 59520.4524596378. The cubic root of 3542684261 is about 1524.4416855796.

The spelling of 3542684261 in words is "three billion, five hundred forty-two million, six hundred eighty-four thousand, two hundred sixty-one".