704454 has 16 divisors (see below), whose sum is σ = 1420848. Its totient is φ = 232832.

The previous prime is 704453. The next prime is 704461. The reversal of 704454 is 454407.

704454 = 122² + 123² + ... + 157².

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704453) 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, 394 + ... + 1250.

It is an arithmetic number, because the mean of its divisors is an integer number (88803).

2⁷⁰⁴⁴⁵⁴ is an apocalyptic number.

704454 is an abundant number, since it is smaller than the sum of its proper divisors (716394).

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

704454 is a wasteful number, since it uses less digits than its factorization.

704454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 999.

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 704454 is about 839.3175799422. The cubic root of 704454 is about 88.9783223727.

Subtracting from 704454 its reverse (454407), we obtain a cube (250047 = 63³).

The spelling of 704454 in words is "seven hundred four thousand, four hundred fifty-four".