620377698 has 16 divisors (see below), whose sum is σ = 1241150400. Its totient is φ = 206726736.

The previous prime is 620377691. The next prime is 620377729. The reversal of 620377698 is 896773026.

620377698 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (620377691) 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, 6403 + ... + 35801.

It is an arithmetic number, because the mean of its divisors is an integer number (77571900).

Almost surely, 2^620377698 is an apocalyptic number.

620377698 is an abundant number, since it is smaller than the sum of its proper divisors (620772702).

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

620377698 is a wasteful number, since it uses less digits than its factorization.

620377698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32921.

The product of its (nonzero) digits is 762048, while the sum is 48.

The square root of 620377698 is about 24907.3823996019. The cubic root of 620377698 is about 852.8750157606.

The spelling of 620377698 in words is "six hundred twenty million, three hundred seventy-seven thousand, six hundred ninety-eight".