621034 has 16 divisors (see below), whose sum is σ = 1000800. Its totient is φ = 288144.

The previous prime is 621031. The next prime is 621043. The reversal of 621034 is 430126.

It is a plaindrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 620999 and 621017.

It is not an unprimeable number, because it can be changed into a prime (621031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2104 + ... + 2380.

It is an arithmetic number, because the mean of its divisors is an integer number (62550).

2⁶²¹⁰³⁴ is an apocalyptic number.

621034 is a deficient number, since it is larger than the sum of its proper divisors (379766).

621034 is a wasteful number, since it uses less digits than its factorization.

621034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 621034 is about 788.0571045299. The cubic root of 621034 is about 85.3175663958.

The spelling of 621034 in words is "six hundred twenty-one thousand, thirty-four".