601422420 has 96 divisors (see below), whose sum is σ = 1742832000. Its totient is φ = 154842624.

The previous prime is 601422403. The next prime is 601422431. The reversal of 601422420 is 24224106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 307606 + ... + 309554.

It is an arithmetic number, because the mean of its divisors is an integer number (18154500).

Almost surely, 2^601422420 is an apocalyptic number.

601422420 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 601422420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (871416000).

601422420 is an abundant number, since it is smaller than the sum of its proper divisors (1141409580).

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

601422420 is a wasteful number, since it uses less digits than its factorization.

601422420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2137 (or 2135 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 601422420 is about 24523.9152665312. The cubic root of 601422420 is about 844.0986479036.

Adding to 601422420 its reverse (24224106), we get a palindrome (625646526).

The spelling of 601422420 in words is "six hundred one million, four hundred twenty-two thousand, four hundred twenty".