534428923 has 4 divisors (see below), whose sum is σ = 610775920. Its totient is φ = 458081928.

The previous prime is 534428899. The next prime is 534428957. The reversal of 534428923 is 329824435.

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

It is a cyclic number.

It is not a de Polignac number, because 534428923 - 2¹⁷ = 534297851 is a prime.

It is a super-2 number, since 2×534428923² = 571228547477879858, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (534428723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38173488 + ... + 38173501.

It is an arithmetic number, because the mean of its divisors is an integer number (152693980).

Almost surely, 2^534428923 is an apocalyptic number.

534428923 is a deficient number, since it is larger than the sum of its proper divisors (76346997).

534428923 is an equidigital number, since it uses as much as digits as its factorization.

534428923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76346996.

The product of its digits is 207360, while the sum is 40.

The square root of 534428923 is about 23117.7188104709. The cubic root of 534428923 is about 811.5151860766.

The spelling of 534428923 in words is "five hundred thirty-four million, four hundred twenty-eight thousand, nine hundred twenty-three".