3645307276 has 24 divisors (see below), whose sum is σ = 6966769824. Its totient is φ = 1658751360.

The previous prime is 3645307261. The next prime is 3645307291. The reversal of 3645307276 is 6727035463.

It is an interprime number because it is at equal distance from previous prime (3645307261) and next prime (3645307291).

It is a super-3 number, since 3×3645307276³ (a number of 30 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 489985 + ... + 497368.

It is an arithmetic number, because the mean of its divisors is an integer number (290282076).

Almost surely, 2^3645307276 is an apocalyptic number.

It is an amenable number.

3645307276 is a deficient number, since it is larger than the sum of its proper divisors (3321462548).

3645307276 is a wasteful number, since it uses less digits than its factorization.

3645307276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 987441 (or 987439 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 43.

The square root of 3645307276 is about 60376.3801167311. The cubic root of 3645307276 is about 1539.0215964374.

The spelling of 3645307276 in words is "three billion, six hundred forty-five million, three hundred seven thousand, two hundred seventy-six".