3720266404 has 12 divisors (see below), whose sum is σ = 6515687500. Its totient is φ = 1858641408.

The previous prime is 3720266401. The next prime is 3720266413. The reversal of 3720266404 is 4046620273.

It can be written as a sum of positive squares in 2 ways, for example, as 1047169600 + 2673096804 = 32360^2 + 51702^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3720266404.

It is not an unprimeable number, because it can be changed into a prime (3720266401) 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, 367329 + ... + 377320.

Almost surely, 2^3720266404 is an apocalyptic number.

It is an amenable number.

3720266404 is a deficient number, since it is larger than the sum of its proper divisors (2795421096).

3720266404 is a wasteful number, since it uses less digits than its factorization.

3720266404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 745902 (or 745900 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 34.

The square root of 3720266404 is about 60993.9866216334. The cubic root of 3720266404 is about 1549.4991658333.

Adding to 3720266404 its reverse (4046620273), we get a palindrome (7766886677).

The spelling of 3720266404 in words is "three billion, seven hundred twenty million, two hundred sixty-six thousand, four hundred four".