611623472 has 20 divisors (see below), whose sum is σ = 1192121616. Its totient is φ = 303979200.

The previous prime is 611623469. The next prime is 611623499. The reversal of 611623472 is 274326116.

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, 111779 + ... + 117122.

Almost surely, 2^611623472 is an apocalyptic number.

It is an amenable number.

611623472 is a deficient number, since it is larger than the sum of its proper divisors (580498144).

611623472 is a wasteful number, since it uses less digits than its factorization.

611623472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229076 (or 229070 counting only the distinct ones).

The product of its digits is 12096, while the sum is 32.

The square root of 611623472 is about 24731.0224616776. The cubic root of 611623472 is about 848.8443219305.

Adding to 611623472 its reverse (274326116), we get a palindrome (885949588).

The spelling of 611623472 in words is "six hundred eleven million, six hundred twenty-three thousand, four hundred seventy-two".