2205274140 has 96 divisors (see below), whose sum is σ = 7221984000. Its totient is φ = 557119296.

The previous prime is 2205274133. The next prime is 2205274147. The reversal of 2205274140 is 414725022.

2205274140 is a `hidden beast` number, since 220 + 5 + 27 + 414 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (2205274133) and next prime (2205274147).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2205274147) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 97210 + ... + 117729.

It is an arithmetic number, because the mean of its divisors is an integer number (75229000).

Almost surely, 2^2205274140 is an apocalyptic number.

2205274140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2205274140 is an abundant number, since it is smaller than the sum of its proper divisors (5016709860).

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

2205274140 is a wasteful number, since it uses less digits than its factorization.

2205274140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214976 (or 214968 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 27.

The square root of 2205274140 is about 46960.3464637986. The cubic root of 2205274140 is about 1301.6299358138.

Adding to 2205274140 its reverse (414725022), we get a palindrome (2619999162).

The spelling of 2205274140 in words is "two billion, two hundred five million, two hundred seventy-four thousand, one hundred forty".