1601346240 has 448 divisors, whose sum is σ = 6221577600. Its totient is φ = 385302528.

The previous prime is 1601346233. The next prime is 1601346281. The reversal of 1601346240 is 426431061.

1601346240 is a `hidden beast` number, since 1 + 6 + 0 + 1 + 34 + 624 + 0 = 666.

1601346240 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5952826 + ... + 5953094.

It is an arithmetic number, because the mean of its divisors is an integer number (13887450).

Almost surely, 2^1601346240 is an apocalyptic number.

1601346240 is a gapful number since it is divisible by the number (10) 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 1601346240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3110788800).

1601346240 is an abundant number, since it is smaller than the sum of its proper divisors (4620231360).

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

1601346240 is a wasteful number, since it uses less digits than its factorization.

1601346240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361 (or 345 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 1601346240 is about 40016.8244617186. The cubic root of 1601346240 is about 1169.9350391283.

The spelling of 1601346240 in words is "one billion, six hundred one million, three hundred forty-six thousand, two hundred forty".