3740005205 has 4 divisors (see below), whose sum is σ = 4488006252. Its totient is φ = 2992004160.

The previous prime is 3740005141. The next prime is 3740005207. The reversal of 3740005205 is 5025000473.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5025000473 = 191 ⋅26308903.

It can be written as a sum of positive squares in 2 ways, for example, as 1977936676 + 1762068529 = 44474^2 + 41977^2 .

It is not a de Polignac number, because 3740005205 - 2⁶ = 3740005141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3740005207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 374000516 + ... + 374000525.

It is an arithmetic number, because the mean of its divisors is an integer number (1122001563).

Almost surely, 2^3740005205 is an apocalyptic number.

It is an amenable number.

3740005205 is a deficient number, since it is larger than the sum of its proper divisors (748001047).

3740005205 is an equidigital number, since it uses as much as digits as its factorization.

3740005205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748001046.

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 3740005205 is about 61155.5819610933. The cubic root of 3740005205 is about 1552.2347514684.

Adding to 3740005205 its reverse (5025000473), we get a palindrome (8765005678).

The spelling of 3740005205 in words is "three billion, seven hundred forty million, five thousand, two hundred five".