3400626 has 16 divisors (see below), whose sum is σ = 6872544. Its totient is φ = 1121664.

The previous prime is 3400613. The next prime is 3400637. The reversal of 3400626 is 6260043.

It is an Ulam number.

It is a Curzon number.

It is an unprimeable number.

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, 2340 + ... + 3503.

It is an arithmetic number, because the mean of its divisors is an integer number (429534).

Almost surely, 2^3400626 is an apocalyptic number.

3400626 is an abundant number, since it is smaller than the sum of its proper divisors (3471918).

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

3400626 is a wasteful number, since it uses less digits than its factorization.

3400626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5945.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 3400626 is about 1844.0786317291. The cubic root of 3400626 is about 150.3786876112.

Adding to 3400626 its reverse (6260043), we get a palindrome (9660669).

The spelling of 3400626 in words is "three million, four hundred thousand, six hundred twenty-six".