3654437245 has 4 divisors (see below), whose sum is σ = 4385324700. Its totient is φ = 2923549792.

The previous prime is 3654437231. The next prime is 3654437251. The reversal of 3654437245 is 5427344563.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1098325881 + 2556111364 = 33141^2 + 50558^2 .

It is a cyclic number.

It is not a de Polignac number, because 3654437245 - 2⁹ = 3654436733 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 365443720 + ... + 365443729.

It is an arithmetic number, because the mean of its divisors is an integer number (1096331175).

Almost surely, 2^3654437245 is an apocalyptic number.

It is an amenable number.

3654437245 is a deficient number, since it is larger than the sum of its proper divisors (730887455).

3654437245 is an equidigital number, since it uses as much as digits as its factorization.

3654437245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730887454.

The product of its digits is 1209600, while the sum is 43.

The square root of 3654437245 is about 60451.9416148067. The cubic root of 3654437245 is about 1540.3053935580.

The spelling of 3654437245 in words is "three billion, six hundred fifty-four million, four hundred thirty-seven thousand, two hundred forty-five".