620929275 has 48 divisors (see below), whose sum is σ = 1089573120. Its totient is φ = 311344000.

The previous prime is 620929273. The next prime is 620929279. The reversal of 620929275 is 572929026.

It is not a de Polignac number, because 620929275 - 2¹ = 620929273 is a prime.

It is a super-3 number, since 3×620929275³ (a number of 27 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (620929273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 98725 + ... + 104825.

It is an arithmetic number, because the mean of its divisors is an integer number (22699440).

Almost surely, 2^620929275 is an apocalyptic number.

620929275 is a deficient number, since it is larger than the sum of its proper divisors (468643845).

620929275 is a wasteful number, since it uses less digits than its factorization.

620929275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6196 (or 6191 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 620929275 is about 24918.4525001052. The cubic root of 620929275 is about 853.1277042408.

The spelling of 620929275 in words is "six hundred twenty million, nine hundred twenty-nine thousand, two hundred seventy-five".