553951 has 8 divisors (see below), whose sum is σ = 579600. Its totient is φ = 528960.

The previous prime is 553933. The next prime is 553961. The reversal of 553951 is 159355.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 553951 - 2⁵ = 553919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2305 + ... + 2533.

It is an arithmetic number, because the mean of its divisors is an integer number (72450).

2⁵⁵³⁹⁵¹ is an apocalyptic number.

553951 is a deficient number, since it is larger than the sum of its proper divisors (25649).

553951 is a wasteful number, since it uses less digits than its factorization.

553951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329.

The product of its digits is 3375, while the sum is 28.

The square root of 553951 is about 744.2788455948. The cubic root of 553951 is about 82.1278493421.

It can be divided in two parts, 5 and 53951, that added together give a triangular number (53956 = T₃₂₈).

The spelling of 553951 in words is "five hundred fifty-three thousand, nine hundred fifty-one".