620441134 has 4 divisors (see below), whose sum is σ = 930661704. Its totient is φ = 310220566.

The previous prime is 620441047. The next prime is 620441141. The reversal of 620441134 is 431144026.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×620441134³ (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 620441099 and 620441108.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 155110282 + ... + 155110285.

It is an arithmetic number, because the mean of its divisors is an integer number (232665426).

Almost surely, 2^620441134 is an apocalyptic number.

620441134 is a deficient number, since it is larger than the sum of its proper divisors (310220570).

620441134 is a wasteful number, since it uses less digits than its factorization.

620441134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310220569.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 620441134 is about 24908.6558047599. The cubic root of 620441134 is about 852.9040846841.

The spelling of 620441134 in words is "six hundred twenty million, four hundred forty-one thousand, one hundred thirty-four".