3540426 has 8 divisors (see below), whose sum is σ = 7080864. Its totient is φ = 1180140.

The previous prime is 3540421. The next prime is 3540443. The reversal of 3540426 is 6240453.

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

3540426 is an admirable number.

It is a super-2 number, since 2×3540426² = 25069232522952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3540396 and 3540405.

It is not an unprimeable number, because it can be changed into a prime (3540421) 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, 295030 + ... + 295041.

It is an arithmetic number, because the mean of its divisors is an integer number (885108).

Almost surely, 2^3540426 is an apocalyptic number.

3540426 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3540426 is a wasteful number, since it uses less digits than its factorization.

3540426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590076.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 3540426 is about 1881.6019770398. The cubic root of 3540426 is about 152.4117701589.

Adding to 3540426 its reverse (6240453), we get a palindrome (9780879).

The spelling of 3540426 in words is "three million, five hundred forty thousand, four hundred twenty-six".