260064420 has 192 divisors, whose sum is σ = 915812352. Its totient is φ = 53568000.

The previous prime is 260064407. The next prime is 260064421. The reversal of 260064420 is 24460062.

It is not an unprimeable number, because it can be changed into a prime (260064421) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 836065 + ... + 836375.

It is an arithmetic number, because the mean of its divisors is an integer number (4769856).

Almost surely, 2^260064420 is an apocalyptic number.

260064420 is a gapful number since it is divisible by the number (20) 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 260064420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (457906176).

260064420 is an abundant number, since it is smaller than the sum of its proper divisors (655747932).

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

260064420 is a wasteful number, since it uses less digits than its factorization.

260064420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522 (or 520 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 260064420 is about 16126.5129522783. The cubic root of 260064420 is about 638.3031384724.

The spelling of 260064420 in words is "two hundred sixty million, sixty-four thousand, four hundred twenty".