409796626 has 16 divisors (see below), whose sum is σ = 635627520. Its totient is φ = 197943840.

The previous prime is 409796623. The next prime is 409796633. The reversal of 409796626 is 626697904.

It is a self number, because there is not a number n which added to its sum of digits gives 409796626.

It is not an unprimeable number, because it can be changed into a prime (409796623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32190 + ... + 43078.

It is an arithmetic number, because the mean of its divisors is an integer number (39726720).

Almost surely, 2^409796626 is an apocalyptic number.

409796626 is a deficient number, since it is larger than the sum of its proper divisors (225830894).

409796626 is a wasteful number, since it uses less digits than its factorization.

409796626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11529.

The product of its (nonzero) digits is 979776, while the sum is 49.

The square root of 409796626 is about 20243.4341454211. The cubic root of 409796626 is about 742.7730299205.

The spelling of 409796626 in words is "four hundred nine million, seven hundred ninety-six thousand, six hundred twenty-six".