672526 has 4 divisors (see below), whose sum is σ = 1008792. Its totient is φ = 336262.

The previous prime is 672521. The next prime is 672557. The reversal of 672526 is 625276.

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

It is a junction number, because it is equal to n+sod(n) for n = 672494 and 672503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672521) by changing a digit.

672526 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168130 + ... + 168133.

It is an arithmetic number, because the mean of its divisors is an integer number (252198).

2⁶⁷²⁵²⁶ is an apocalyptic number.

672526 is a deficient number, since it is larger than the sum of its proper divisors (336266).

672526 is a wasteful number, since it uses less digits than its factorization.

672526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336265.

The product of its digits is 5040, while the sum is 28.

The square root of 672526 is about 820.0768256694. The cubic root of 672526 is about 87.6132302807.

The spelling of 672526 in words is "six hundred seventy-two thousand, five hundred twenty-six".