3077532020 has 48 divisors (see below), whose sum is σ = 6753172608. Its totient is φ = 1175856000.

The previous prime is 3077531993. The next prime is 3077532067. The reversal of 3077532020 is 202357703.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 357770 + ... + 366270.

It is an arithmetic number, because the mean of its divisors is an integer number (140691096).

Almost surely, 2^3077532020 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3077532020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3376586304).

3077532020 is an abundant number, since it is smaller than the sum of its proper divisors (3675640588).

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

3077532020 is a wasteful number, since it uses less digits than its factorization.

3077532020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9320 (or 9318 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 29.

The square root of 3077532020 is about 55475.5082896948. The cubic root of 3077532020 is about 1454.5685506063.

Adding to 3077532020 its reverse (202357703), we get a palindrome (3279889723).

The spelling of 3077532020 in words is "three billion, seventy-seven million, five hundred thirty-two thousand, twenty".