2302780400 has 30 divisors (see below), whose sum is σ = 5532430872. Its totient is φ = 921112000.

The previous prime is 2302780379. The next prime is 2302780421. The reversal of 2302780400 is 40872032.

It is an interprime number because it is at equal distance from previous prime (2302780379) and next prime (2302780421).

It is a self number, because there is not a number n which added to its sum of digits gives 2302780400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2878076 + ... + 2878875.

Almost surely, 2^2302780400 is an apocalyptic number.

2302780400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2302780400 is an abundant number, since it is smaller than the sum of its proper divisors (3229650472).

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

2302780400 is a wasteful number, since it uses less digits than its factorization.

2302780400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5756969 (or 5756958 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 2302780400 is about 47987.2941516814. The cubic root of 2302780400 is about 1320.5378126806.

The spelling of 2302780400 in words is "two billion, three hundred two million, seven hundred eighty thousand, four hundred".