611922056 has 32 divisors (see below), whose sum is σ = 1209230400. Its totient is φ = 289500480.

The previous prime is 611922053. The next prime is 611922079. The reversal of 611922056 is 650229116.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (611922053) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 153221 + ... + 157163.

It is an arithmetic number, because the mean of its divisors is an integer number (37788450).

Almost surely, 2^611922056 is an apocalyptic number.

It is an amenable number.

611922056 is a deficient number, since it is larger than the sum of its proper divisors (597308344).

611922056 is a wasteful number, since it uses less digits than its factorization.

611922056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4989 (or 4985 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 611922056 is about 24737.0583538140. The cubic root of 611922056 is about 848.9824298309.

The spelling of 611922056 in words is "six hundred eleven million, nine hundred twenty-two thousand, fifty-six".