3648578622 has 16 divisors (see below), whose sum is σ = 7858477200. Its totient is φ = 1122639552.

The previous prime is 3648578603. The next prime is 3648578627. The reversal of 3648578622 is 2268758463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3648578627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23388247 + ... + 23388402.

It is an arithmetic number, because the mean of its divisors is an integer number (491154825).

Almost surely, 2^3648578622 is an apocalyptic number.

3648578622 is an abundant number, since it is smaller than the sum of its proper divisors (4209898578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3648578622 is a wasteful number, since it uses less digits than its factorization.

3648578622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46776667.

The product of its digits is 3870720, while the sum is 51.

The square root of 3648578622 is about 60403.4653145000. The cubic root of 3648578622 is about 1539.4818380991.

The spelling of 3648578622 in words is "three billion, six hundred forty-eight million, five hundred seventy-eight thousand, six hundred twenty-two".