2205797340 has 24 divisors (see below), whose sum is σ = 6176232720. Its totient is φ = 588212608.

The previous prime is 2205797327. The next prime is 2205797351. The reversal of 2205797340 is 437975022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18381585 + ... + 18381704.

It is an arithmetic number, because the mean of its divisors is an integer number (257343030).

Almost surely, 2^2205797340 is an apocalyptic number.

2205797340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2205797340 is an abundant number, since it is smaller than the sum of its proper divisors (3970435380).

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

2205797340 is a wasteful number, since it uses less digits than its factorization.

2205797340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36763301 (or 36763299 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 39.

The square root of 2205797340 is about 46965.9167907963. The cubic root of 2205797340 is about 1301.7328646546.

The spelling of 2205797340 in words is "two billion, two hundred five million, seven hundred ninety-seven thousand, three hundred forty".