601652440 has 64 divisors (see below), whose sum is σ = 1446919200. Its totient is φ = 224360448.

The previous prime is 601652399. The next prime is 601652459. The reversal of 601652440 is 44256106.

It is a junction number, because it is equal to n+sod(n) for n = 601652399 and 601652408.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68626 + ... + 76894.

Almost surely, 2^601652440 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 601652440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (723459600).

601652440 is an abundant number, since it is smaller than the sum of its proper divisors (845266760).

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

601652440 is a wasteful number, since it uses less digits than its factorization.

601652440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8404 (or 8400 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 601652440 is about 24528.6045261446. The cubic root of 601652440 is about 844.2062455017.

The spelling of 601652440 in words is "six hundred one million, six hundred fifty-two thousand, four hundred forty".