620362946 has 32 divisors (see below), whose sum is σ = 1175005440. Its totient is φ = 239348736.

The previous prime is 620362943. The next prime is 620362957. The reversal of 620362946 is 649263026.

It is not an unprimeable number, because it can be changed into a prime (620362943) 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 15 ways as a sum of consecutive naturals, for example, 51191 + ... + 62138.

It is an arithmetic number, because the mean of its divisors is an integer number (36718920).

Almost surely, 2^620362946 is an apocalyptic number.

620362946 is a deficient number, since it is larger than the sum of its proper divisors (554642494).

620362946 is a wasteful number, since it uses less digits than its factorization.

620362946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113378.

The product of its (nonzero) digits is 93312, while the sum is 38.

The square root of 620362946 is about 24907.0862607411. The cubic root of 620362946 is about 852.8682555176.

The spelling of 620362946 in words is "six hundred twenty million, three hundred sixty-two thousand, nine hundred forty-six".