3420131 has 8 divisors (see below), whose sum is σ = 4018224. Its totient is φ = 2869920.

The previous prime is 3420127. The next prime is 3420139. The reversal of 3420131 is 1310243.

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 3420131 - 2² = 3420127 is a prime.

It is a super-2 number, since 2×3420131² = 23394592114322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3420139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11816 + ... + 12101.

It is an arithmetic number, because the mean of its divisors is an integer number (502278).

Almost surely, 2^3420131 is an apocalyptic number.

3420131 is a deficient number, since it is larger than the sum of its proper divisors (598093).

3420131 is a wasteful number, since it uses less digits than its factorization.

3420131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23941.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 3420131 is about 1849.3596188951. The cubic root of 3420131 is about 150.6656491130.

Adding to 3420131 its reverse (1310243), we get a palindrome (4730374).

The spelling of 3420131 in words is "three million, four hundred twenty thousand, one hundred thirty-one".