612577328 has 80 divisors (see below), whose sum is σ = 1400029440. Its totient is φ = 256608000.

The previous prime is 612577327. The next prime is 612577349. The reversal of 612577328 is 823775216.

It is not an unprimeable number, because it can be changed into a prime (612577327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121253 + ... + 126203.

It is an arithmetic number, because the mean of its divisors is an integer number (17500368).

Almost surely, 2^612577328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 612577328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (700014720).

612577328 is an abundant number, since it is smaller than the sum of its proper divisors (787452112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

612577328 is a wasteful number, since it uses less digits than its factorization.

612577328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5026 (or 5020 counting only the distinct ones).

The product of its digits is 141120, while the sum is 41.

The square root of 612577328 is about 24750.2995537428. The cubic root of 612577328 is about 849.2853638143.

The spelling of 612577328 in words is "six hundred twelve million, five hundred seventy-seven thousand, three hundred twenty-eight".