3140426 has 8 divisors (see below), whose sum is σ = 4718304. Its totient is φ = 1567660.

The previous prime is 3140413. The next prime is 3140437. The reversal of 3140426 is 6240413.

It is a happy number.

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

It is a super-2 number, since 2×3140426² = 19724550922952, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3140398 and 3140407.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1301 + ... + 2823.

It is an arithmetic number, because the mean of its divisors is an integer number (589788).

Almost surely, 2^3140426 is an apocalyptic number.

3140426 is a deficient number, since it is larger than the sum of its proper divisors (1577878).

3140426 is a wasteful number, since it uses less digits than its factorization.

3140426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2556.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 3140426 is about 1772.1247134443. The cubic root of 3140426 is about 146.4410569451.

Adding to 3140426 its reverse (6240413), we get a palindrome (9380839).

The spelling of 3140426 in words is "three million, one hundred forty thousand, four hundred twenty-six".