3627640803 has 4 divisors (see below), whose sum is σ = 4836854408. Its totient is φ = 2418427200.

The previous prime is 3627640789. The next prime is 3627640879. The reversal of 3627640803 is 3080467263.

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

It is not a de Polignac number, because 3627640803 - 2⁴ = 3627640787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3627640883) 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, 604606798 + ... + 604606803.

It is an arithmetic number, because the mean of its divisors is an integer number (1209213602).

Almost surely, 2^3627640803 is an apocalyptic number.

3627640803 is a deficient number, since it is larger than the sum of its proper divisors (1209213605).

3627640803 is a wasteful number, since it uses less digits than its factorization.

3627640803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1209213604.

The product of its (nonzero) digits is 145152, while the sum is 39.

The square root of 3627640803 is about 60229.8995765392. The cubic root of 3627640803 is about 1536.5313514220.

The spelling of 3627640803 in words is "three billion, six hundred twenty-seven million, six hundred forty thousand, eight hundred three".