2603974320 has 240 divisors, whose sum is σ = 9747635040. Its totient is φ = 619094016.

The previous prime is 2603974319. The next prime is 2603974327. The reversal of 2603974320 is 234793062.

It is a happy number.

2603974320 is a `hidden beast` number, since 2 + 603 + 9 + 7 + 43 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (2603974327) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 226962 + ... + 238158.

It is an arithmetic number, because the mean of its divisors is an integer number (40615146).

Almost surely, 2^2603974320 is an apocalyptic number.

2603974320 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 2603974320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4873817520).

2603974320 is an abundant number, since it is smaller than the sum of its proper divisors (7143660720).

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

2603974320 is a wasteful number, since it uses less digits than its factorization.

2603974320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11252 (or 11243 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 2603974320 is about 51029.1516684336. The cubic root of 2603974320 is about 1375.7691467548.

The spelling of 2603974320 in words is "two billion, six hundred three million, nine hundred seventy-four thousand, three hundred twenty".