629454 has 24 divisors (see below), whose sum is σ = 1465128. Its totient is φ = 179760.

The previous prime is 629449. The next prime is 629467. The reversal of 629454 is 454926.

It is an Ulam number.

It is a d-powerful number, because it can be written as 6⁵ + 2¹³ + 4⁷ + 9⁶ + 5³ + 4⁸ .

Its product of digits (8640) is a multiple of the sum of its prime factors (2160).

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

629454 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 777 + ... + 1364.

It is an arithmetic number, because the mean of its divisors is an integer number (61047).

2⁶²⁹⁴⁵⁴ is an apocalyptic number.

629454 is an abundant number, since it is smaller than the sum of its proper divisors (835674).

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

629454 is a wasteful number, since it uses less digits than its factorization.

629454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2160 (or 2153 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 629454 is about 793.3813710946. The cubic root of 629454 is about 85.7014163218.

The spelling of 629454 in words is "six hundred twenty-nine thousand, four hundred fifty-four".