551672 has 16 divisors (see below), whose sum is σ = 1128600. Its totient is φ = 250720.

The previous prime is 551671. The next prime is 551689. The reversal of 551672 is 276155.

551672 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3047 + ... + 3222.

2⁵⁵¹⁶⁷² is an apocalyptic number.

It is an amenable number.

551672 is an abundant number, since it is smaller than the sum of its proper divisors (576928).

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

551672 is a wasteful number, since it uses less digits than its factorization.

551672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6286 (or 6282 counting only the distinct ones).

The product of its digits is 2100, while the sum is 26.

The square root of 551672 is about 742.7462554601. The cubic root of 551672 is about 82.0150676257.

The spelling of 551672 in words is "five hundred fifty-one thousand, six hundred seventy-two".