3642620337 has 12 divisors (see below), whose sum is σ = 5263020724. Its totient is φ = 2427740640.

The previous prime is 3642620327. The next prime is 3642620351. The reversal of 3642620337 is 7330262463.

3642620337 is a `hidden beast` number, since 3 + 64 + 262 + 0 + 337 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2087027856 + 1555592481 = 45684^2 + 39441^2 .

It is not a de Polignac number, because 3642620337 - 2¹⁶ = 3642554801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3642620327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20614 + ... + 87807.

Almost surely, 2^3642620337 is an apocalyptic number.

It is an amenable number.

3642620337 is a deficient number, since it is larger than the sum of its proper divisors (1620400387).

3642620337 is a wasteful number, since it uses less digits than its factorization.

3642620337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112160 (or 112157 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 36.

The square root of 3642620337 is about 60354.1244406710. The cubic root of 3642620337 is about 1538.6433682773.

The spelling of 3642620337 in words is "three billion, six hundred forty-two million, six hundred twenty thousand, three hundred thirty-seven".