534204840 has 128 divisors (see below), whose sum is σ = 1732026240. Its totient is φ = 131030016.

The previous prime is 534204829. The next prime is 534204851. The reversal of 534204840 is 48402435.

It is an interprime number because it is at equal distance from previous prime (534204829) and next prime (534204851).

It is a super-2 number, since 2×534204840² = 570749622158851200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 534204798 and 534204807.

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 in 31 ways as a sum of consecutive naturals, for example, 690694 + ... + 691466.

It is an arithmetic number, because the mean of its divisors is an integer number (13531455).

Almost surely, 2^534204840 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 534204840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (866013120).

534204840 is an abundant number, since it is smaller than the sum of its proper divisors (1197821400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

534204840 is a wasteful number, since it uses less digits than its factorization.

534204840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1243 (or 1239 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

The square root of 534204840 is about 23112.8717384924. The cubic root of 534204840 is about 811.4017489906.

The spelling of 534204840 in words is "five hundred thirty-four million, two hundred four thousand, eight hundred forty".