601645632 has 112 divisors (see below), whose sum is σ = 1825142400. Its totient is φ = 171343872.

The previous prime is 601645619. The next prime is 601645673. The reversal of 601645632 is 236546106.

It is a tau number, because it is divible by the number of its divisors (112).

It is a junction number, because it is equal to n+sod(n) for n = 601645593 and 601645602.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 602958 + ... + 603954.

Almost surely, 2^601645632 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 601645632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (912571200).

601645632 is an abundant number, since it is smaller than the sum of its proper divisors (1223496768).

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

601645632 is a wasteful number, since it uses less digits than its factorization.

601645632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1468 (or 1458 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 601645632 is about 24528.4657490027. The cubic root of 601645632 is about 844.2030612835.

The spelling of 601645632 in words is "six hundred one million, six hundred forty-five thousand, six hundred thirty-two".