534774321 has 24 divisors (see below), whose sum is σ = 818947584. Its totient is φ = 335111040.

The previous prime is 534774307. The next prime is 534774329. The reversal of 534774321 is 123477435.

It is not a de Polignac number, because 534774321 - 2¹⁸ = 534512177 is a prime.

It is a super-2 number, since 2×534774321² = 571967148802022082, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (534774329) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 149860 + ... + 153386.

It is an arithmetic number, because the mean of its divisors is an integer number (34122816).

Almost surely, 2^534774321 is an apocalyptic number.

534774321 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

534774321 is a deficient number, since it is larger than the sum of its proper divisors (284173263).

534774321 is a wasteful number, since it uses less digits than its factorization.

534774321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4541 (or 4538 counting only the distinct ones).

The product of its digits is 70560, while the sum is 36.

The square root of 534774321 is about 23125.1880208573. The cubic root of 534774321 is about 811.6899741213.

It can be divided in two parts, 534774 and 321, that added together give a triangular number (535095 = T₁₀₃₄).

The spelling of 534774321 in words is "five hundred thirty-four million, seven hundred seventy-four thousand, three hundred twenty-one".