551452 has 24 divisors (see below), whose sum is σ = 1072512. Its totient is φ = 246000.

The previous prime is 551443. The next prime is 551461. The reversal of 551452 is 254155.

It is an interprime number because it is at equal distance from previous prime (551443) and next prime (551461).

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

551452 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 in 7 ways as a sum of consecutive naturals, for example, 3577 + ... + 3727.

It is an arithmetic number, because the mean of its divisors is an integer number (44688).

2⁵⁵¹⁴⁵² is an apocalyptic number.

It is an amenable number.

551452 is a deficient number, since it is larger than the sum of its proper divisors (521060).

551452 is a wasteful number, since it uses less digits than its factorization.

551452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249 (or 247 counting only the distinct ones).

The product of its digits is 1000, while the sum is 22.

The square root of 551452 is about 742.5981416621. The cubic root of 551452 is about 82.0041639765.

The spelling of 551452 in words is "five hundred fifty-one thousand, four hundred fifty-two".