601144320 has 176 divisors, whose sum is σ = 2197790208. Its totient is φ = 137379840.

The previous prime is 601144309. The next prime is 601144367. The reversal of 601144320 is 23441106.

It is a super-2 number, since 2×601144320² = 722748986936524800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

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, 104725 + ... + 110315.

Almost surely, 2^601144320 is an apocalyptic number.

601144320 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 601144320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1098895104).

601144320 is an abundant number, since it is smaller than the sum of its proper divisors (1596645888).

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

601144320 is a wasteful number, since it uses less digits than its factorization.

601144320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5626 (or 5608 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 601144320 is about 24518.2446353731. The cubic root of 601144320 is about 843.9685230431.

Adding to 601144320 its reverse (23441106), we get a palindrome (624585426).

The spelling of 601144320 in words is "six hundred one million, one hundred forty-four thousand, three hundred twenty".