620534396 has 12 divisors (see below), whose sum is σ = 1086298248. Its totient is φ = 310163472.

The previous prime is 620534393. The next prime is 620534399. The reversal of 620534396 is 693435026.

It is an interprime number because it is at equal distance from previous prime (620534393) and next prime (620534399).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620534393) 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, 11591 + ... + 37086.

It is an arithmetic number, because the mean of its divisors is an integer number (90524854).

Almost surely, 2^620534396 is an apocalyptic number.

It is an amenable number.

620534396 is a deficient number, since it is larger than the sum of its proper divisors (465763852).

620534396 is a wasteful number, since it uses less digits than its factorization.

620534396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51868 (or 51866 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 38.

The square root of 620534396 is about 24910.5278145607. The cubic root of 620534396 is about 852.9468174813.

The spelling of 620534396 in words is "six hundred twenty million, five hundred thirty-four thousand, three hundred ninety-six".