3622993949 has 2 divisors, whose sum is σ = 3622993950. Its totient is φ = 3622993948.

The previous prime is 3622993889. The next prime is 3622994051. The reversal of 3622993949 is 9493992263.

3622993949 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2552068324 + 1070925625 = 50518^2 + 32725^2 .

It is a cyclic number.

It is not a de Polignac number, because 3622993949 - 2²⁰ = 3621945373 is a prime.

It is a super-2 number, since 2×3622993949² = 26252170308981229202, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3622993894 and 3622993903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3622993349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1811496974 + 1811496975.

It is an arithmetic number, because the mean of its divisors is an integer number (1811496975).

Almost surely, 2^3622993949 is an apocalyptic number.

It is an amenable number.

3622993949 is a deficient number, since it is larger than the sum of its proper divisors (1).

3622993949 is an equidigital number, since it uses as much as digits as its factorization.

3622993949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5668704, while the sum is 56.

The square root of 3622993949 is about 60191.3112417399. The cubic root of 3622993949 is about 1535.8749939240.

The spelling of 3622993949 in words is "three billion, six hundred twenty-two million, nine hundred ninety-three thousand, nine hundred forty-nine".