620376507 has 12 divisors (see below), whose sum is σ = 896352600. Its totient is φ = 413467488.

The previous prime is 620376479. The next prime is 620376509. The reversal of 620376507 is 705673026.

It is a happy number.

It is not a de Polignac number, because 620376507 - 2¹⁴ = 620360123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (620376509) 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 11 ways as a sum of consecutive naturals, for example, 34428 + ... + 49254.

It is an arithmetic number, because the mean of its divisors is an integer number (74696050).

Almost surely, 2^620376507 is an apocalyptic number.

620376507 is a deficient number, since it is larger than the sum of its proper divisors (275976093).

620376507 is a wasteful number, since it uses less digits than its factorization.

620376507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19482 (or 19479 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 36.

The square root of 620376507 is about 24907.3584910163. The cubic root of 620376507 is about 852.8744699776.

The spelling of 620376507 in words is "six hundred twenty million, three hundred seventy-six thousand, five hundred seven".