620061763 has 8 divisors (see below), whose sum is σ = 635165696. Its totient is φ = 604989000.

The previous prime is 620061749. The next prime is 620061769. The reversal of 620061763 is 367160026.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 620061763 - 2⁹ = 620061251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (620061769) 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, 35338 + ... + 49888.

It is an arithmetic number, because the mean of its divisors is an integer number (79395712).

Almost surely, 2^620061763 is an apocalyptic number.

620061763 is a deficient number, since it is larger than the sum of its proper divisors (15103933).

620061763 is a wasteful number, since it uses less digits than its factorization.

620061763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15585.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 620061763 is about 24901.0393959770. The cubic root of 620061763 is about 852.7302121339.

The spelling of 620061763 in words is "six hundred twenty million, sixty-one thousand, seven hundred sixty-three".