672534 has 12 divisors (see below), whose sum is σ = 1457196. Its totient is φ = 224172.

The previous prime is 672521. The next prime is 672557. The reversal of 672534 is 435276.

It is a happy number.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 672498 and 672507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18664 + ... + 18699.

It is an arithmetic number, because the mean of its divisors is an integer number (121433).

2⁶⁷²⁵³⁴ is an apocalyptic number.

672534 is an abundant number, since it is smaller than the sum of its proper divisors (784662).

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

672534 is a wasteful number, since it uses less digits than its factorization.

672534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37371 (or 37368 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 672534 is about 820.0817032467. The cubic root of 672534 is about 87.6135776790.

It can be divided in two parts, 67 and 2534, that added together give a square (2601 = 51²).

The spelling of 672534 in words is "six hundred seventy-two thousand, five hundred thirty-four".