531674 has 24 divisors (see below), whose sum is σ = 949620. Its totient is φ = 223080.

The previous prime is 531673. The next prime is 531689. The reversal of 531674 is 476135.

It can be written as a sum of positive squares in 2 ways, for example, as 165649 + 366025 = 407^2 + 605^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a d-powerful number, because it can be written as 5³ + 3¹² + 6² + 1 + 7 + 4³ .

Its product of digits (2520) is a multiple of the sum of its prime factors (63).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 531674.

It is not an unprimeable number, because it can be changed into a prime (531673) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40892 + ... + 40904.

2⁵³¹⁶⁷⁴ is an apocalyptic number.

531674 is a deficient number, since it is larger than the sum of its proper divisors (417946).

531674 is a wasteful number, since it uses less digits than its factorization.

531674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63 (or 26 counting only the distinct ones).

The product of its digits is 2520, while the sum is 26.

The square root of 531674 is about 729.1597904438. The cubic root of 531674 is about 81.0118358968.

Multiplying 531674 by its sum of digits (26), we get a square (13823524 = 3718²).

531674 divided by its sum of digits (26) gives a square (20449 = 143²).

The spelling of 531674 in words is "five hundred thirty-one thousand, six hundred seventy-four".