34400406 has 8 divisors (see below), whose sum is σ = 68800824. Its totient is φ = 11466800.

The previous prime is 34400389. The next prime is 34400411. The reversal of 34400406 is 60400443.

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

34400406 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2866695 + ... + 2866706.

It is an arithmetic number, because the mean of its divisors is an integer number (8600103).

Almost surely, 2^34400406 is an apocalyptic number.

34400406 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.

34400406 is a wasteful number, since it uses less digits than its factorization.

34400406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5733406.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 34400406 is about 5865.1859305567. The cubic root of 34400406 is about 325.2279458078.

Adding to 34400406 its reverse (60400443), we get a palindrome (94800849).

The spelling of 34400406 in words is "thirty-four million, four hundred thousand, four hundred six".