620059494 has 8 divisors (see below), whose sum is σ = 1240119000. Its totient is φ = 206686496.

The previous prime is 620059481. The next prime is 620059499. The reversal of 620059494 is 494950026.

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

620059494 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620059499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51671619 + ... + 51671630.

It is an arithmetic number, because the mean of its divisors is an integer number (155014875).

Almost surely, 2^620059494 is an apocalyptic number.

620059494 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

620059494 is a wasteful number, since it uses less digits than its factorization.

620059494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103343254.

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 620059494 is about 24900.9938355882. The cubic root of 620059494 is about 852.7291719971.

The spelling of 620059494 in words is "six hundred twenty million, fifty-nine thousand, four hundred ninety-four".