3690400826 has 8 divisors (see below), whose sum is σ = 6326401440. Its totient is φ = 1581600348.

The previous prime is 3690400801. The next prime is 3690400841. The reversal of 3690400826 is 6280040963.

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

It is a self number, because there is not a number n which added to its sum of digits gives 3690400826.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131800016 + ... + 131800043.

It is an arithmetic number, because the mean of its divisors is an integer number (790800180).

Almost surely, 2^3690400826 is an apocalyptic number.

3690400826 is a deficient number, since it is larger than the sum of its proper divisors (2636000614).

3690400826 is a wasteful number, since it uses less digits than its factorization.

3690400826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263600068.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 3690400826 is about 60748.6693352208. The cubic root of 3690400826 is about 1545.3416609805.

The spelling of 3690400826 in words is "three billion, six hundred ninety million, four hundred thousand, eight hundred twenty-six".