620078760 has 128 divisors (see below), whose sum is σ = 2362233600. Its totient is φ = 141730560.

The previous prime is 620078749. The next prime is 620078761. The reversal of 620078760 is 67870026.

620078760 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (620078761) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33451 + ... + 48570.

It is an arithmetic number, because the mean of its divisors is an integer number (18454950).

Almost surely, 2^620078760 is an apocalyptic number.

620078760 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

620078760 is an abundant number, since it is smaller than the sum of its proper divisors (1742154840).

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

620078760 is a wasteful number, since it uses less digits than its factorization.

620078760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82048 (or 82038 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 620078760 is about 24901.3806846127. The cubic root of 620078760 is about 852.7380036819.

The spelling of 620078760 in words is "six hundred twenty million, seventy-eight thousand, seven hundred sixty".