621102038 has 24 divisors (see below), whose sum is σ = 992838000. Its totient is φ = 291351168.

The previous prime is 621102037. The next prime is 621102059. The reversal of 621102038 is 830201126.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (621102037) 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 11 ways as a sum of consecutive naturals, for example, 200183 + ... + 203261.

It is an arithmetic number, because the mean of its divisors is an integer number (41368250).

Almost surely, 2^621102038 is an apocalyptic number.

621102038 is a deficient number, since it is larger than the sum of its proper divisors (371735962).

621102038 is a wasteful number, since it uses less digits than its factorization.

621102038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3464 (or 3447 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 621102038 is about 24921.9188266072. The cubic root of 621102038 is about 853.2068196570.

The spelling of 621102038 in words is "six hundred twenty-one million, one hundred two thousand, thirty-eight".