607766440 has 64 divisors (see below), whose sum is σ = 1413417600. Its totient is φ = 235024128.

The previous prime is 607766413. The next prime is 607766443. The reversal of 607766440 is 44667706.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 607766393 and 607766402.

It is not an unprimeable number, because it can be changed into a prime (607766443) 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, 245931 + ... + 248389.

It is an arithmetic number, because the mean of its divisors is an integer number (22084650).

Almost surely, 2^607766440 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 607766440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (706708800).

607766440 is an abundant number, since it is smaller than the sum of its proper divisors (805651160).

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

607766440 is a wasteful number, since it uses less digits than its factorization.

607766440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2674 (or 2670 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 40.

The square root of 607766440 is about 24652.9195025660. The cubic root of 607766440 is about 847.0562250019.

The spelling of 607766440 in words is "six hundred seven million, seven hundred sixty-six thousand, four hundred forty".