3622458378 has 96 divisors (see below), whose sum is σ = 9231045120. Its totient is φ = 937100640.

The previous prime is 3622458361. The next prime is 3622458383. The reversal of 3622458378 is 8738542263.

It is a happy number.

3622458378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 848413 + ... + 852671.

It is an arithmetic number, because the mean of its divisors is an integer number (96156720).

Almost surely, 2^3622458378 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3622458378, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4615522560).

3622458378 is an abundant number, since it is smaller than the sum of its proper divisors (5608586742).

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

3622458378 is a wasteful number, since it uses less digits than its factorization.

3622458378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4552 (or 4545 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 48.

The square root of 3622458378 is about 60186.8621710752. The cubic root of 3622458378 is about 1535.7993096830.

The spelling of 3622458378 in words is "three billion, six hundred twenty-two million, four hundred fifty-eight thousand, three hundred seventy-eight".