2306653440 has 864 divisors, whose sum is σ = 9864965376. Its totient is φ = 454164480.

The previous prime is 2306653423. The next prime is 2306653457. The reversal of 2306653440 is 443566032.

It is an interprime number because it is at equal distance from previous prime (2306653423) and next prime (2306653457).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 56259820 + ... + 56259860.

It is an arithmetic number, because the mean of its divisors is an integer number (11417784).

Almost surely, 2^2306653440 is an apocalyptic number.

2306653440 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 2306653440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4932482688).

2306653440 is an abundant number, since it is smaller than the sum of its proper divisors (7558311936).

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

2306653440 is a wasteful number, since it uses less digits than its factorization.

2306653440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115 (or 94 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 33.

The square root of 2306653440 is about 48027.6320465625. The cubic root of 2306653440 is about 1321.2777343125.

The spelling of 2306653440 in words is "two billion, three hundred six million, six hundred fifty-three thousand, four hundred forty".