621039334 has 8 divisors (see below), whose sum is σ = 931907088. Its totient is φ = 310403640.

The previous prime is 621039329. The next prime is 621039361. The reversal of 621039334 is 433930126.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 621039296 and 621039305.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 51162 + ... + 62125.

It is an arithmetic number, because the mean of its divisors is an integer number (116488386).

Almost surely, 2^621039334 is an apocalyptic number.

621039334 is a deficient number, since it is larger than the sum of its proper divisors (310867754).

621039334 is a wasteful number, since it uses less digits than its factorization.

621039334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116030.

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 621039334 is about 24920.6607857817. The cubic root of 621039334 is about 853.1781065645.

The spelling of 621039334 in words is "six hundred twenty-one million, thirty-nine thousand, three hundred thirty-four".