1146022620 has 192 divisors, whose sum is σ = 3508807680. Its totient is φ = 278525952.

The previous prime is 1146022607. The next prime is 1146022643. The reversal of 1146022620 is 262206411.

1146022620 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3911194 + ... + 3911486.

It is an arithmetic number, because the mean of its divisors is an integer number (18275040).

Almost surely, 2^1146022620 is an apocalyptic number.

1146022620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1146022620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1754403840).

1146022620 is an abundant number, since it is smaller than the sum of its proper divisors (2362785060).

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

1146022620 is a wasteful number, since it uses less digits than its factorization.

1146022620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444 (or 442 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 1146022620 is about 33852.9558532191. The cubic root of 1146022620 is about 1046.4803146850.

The spelling of 1146022620 in words is "one billion, one hundred forty-six million, twenty-two thousand, six hundred twenty".