3428508131 has 4 divisors (see below), whose sum is σ = 3428841264. Its totient is φ = 3428175000.

The previous prime is 3428508119. The next prime is 3428508173. The reversal of 3428508131 is 1318058243.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3428508131 - 2²⁶ = 3361399267 is a prime.

It is a super-2 number, since 2×3428508131² = 23509336008666226322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3428508091 and 3428508100.

It is not an unprimeable number, because it can be changed into a prime (3428508101) 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 3 ways as a sum of consecutive naturals, for example, 150620 + ... + 171881.

It is an arithmetic number, because the mean of its divisors is an integer number (857210316).

Almost surely, 2^3428508131 is an apocalyptic number.

3428508131 is a deficient number, since it is larger than the sum of its proper divisors (333133).

3428508131 is a wasteful number, since it uses less digits than its factorization.

3428508131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333132.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 3428508131 is about 58553.4638685023. The cubic root of 3428508131 is about 1507.8856027208.

The spelling of 3428508131 in words is "three billion, four hundred twenty-eight million, five hundred eight thousand, one hundred thirty-one".