3638265424 has 10 divisors (see below), whose sum is σ = 7049139290. Its totient is φ = 1819132704.

The previous prime is 3638265413. The next prime is 3638265457. The reversal of 3638265424 is 4245628363.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3309931024 + 328334400 = 57532^2 + 18120^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113695779 + ... + 113695810.

It is an arithmetic number, because the mean of its divisors is an integer number (704913929).

Almost surely, 2^3638265424 is an apocalyptic number.

It is an amenable number.

3638265424 is a deficient number, since it is larger than the sum of its proper divisors (3410873866).

3638265424 is a wasteful number, since it uses less digits than its factorization.

3638265424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227391597 (or 227391591 counting only the distinct ones).

The product of its digits is 829440, while the sum is 43.

The square root of 3638265424 is about 60318.0356444074. The cubic root of 3638265424 is about 1538.0299517921.

The spelling of 3638265424 in words is "three billion, six hundred thirty-eight million, two hundred sixty-five thousand, four hundred twenty-four".