661014226 has 24 divisors (see below), whose sum is σ = 1033619184. Its totient is φ = 317021040.

The previous prime is 661014203. The next prime is 661014253. The reversal of 661014226 is 622410166.

661014226 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 661014194 and 661014203.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 272961 + ... + 275371.

It is an arithmetic number, because the mean of its divisors is an integer number (43067466).

Almost surely, 2^661014226 is an apocalyptic number.

661014226 is a deficient number, since it is larger than the sum of its proper divisors (372604958).

661014226 is a wasteful number, since it uses less digits than its factorization.

661014226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2634 (or 2605 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 661014226 is about 25710.1969265115. The cubic root of 661014226 is about 871.1045230667.

The spelling of 661014226 in words is "six hundred sixty-one million, fourteen thousand, two hundred twenty-six".