620142476 has 24 divisors (see below), whose sum is σ = 1127003136. Its totient is φ = 298262160.

The previous prime is 620142469. The next prime is 620142511. The reversal of 620142476 is 674241026.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5735 + ... + 35681.

It is an arithmetic number, because the mean of its divisors is an integer number (46958464).

Almost surely, 2^620142476 is an apocalyptic number.

It is an amenable number.

620142476 is a deficient number, since it is larger than the sum of its proper divisors (506860660).

620142476 is a wasteful number, since it uses less digits than its factorization.

620142476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30149 (or 30147 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 620142476 is about 24902.6600185603. The cubic root of 620142476 is about 852.7672102909.

The spelling of 620142476 in words is "six hundred twenty million, one hundred forty-two thousand, four hundred seventy-six".