2273402730 has 64 divisors (see below), whose sum is σ = 5515776000. Its totient is φ = 599655744.

The previous prime is 2273402693. The next prime is 2273402753. The reversal of 2273402730 is 372043722.

2273402730 is digitally balanced in base 2, 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 (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1136271 + ... + 1138269.

It is an arithmetic number, because the mean of its divisors is an integer number (86184000).

Almost surely, 2^2273402730 is an apocalyptic number.

2273402730 is an abundant number, since it is smaller than the sum of its proper divisors (3242373270).

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

2273402730 is a wasteful number, since it uses less digits than its factorization.

2273402730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2403.

The product of its (nonzero) digits is 14112, while the sum is 30.

The square root of 2273402730 is about 47680.2131916375. The cubic root of 2273402730 is about 1314.8981844671.

The spelling of 2273402730 in words is "two billion, two hundred seventy-three million, four hundred two thousand, seven hundred thirty".