684341454 has 16 divisors (see below), whose sum is σ = 1372135248. Its totient is φ = 227538432.

The previous prime is 684341453. The next prime is 684341473. The reversal of 684341454 is 454143486.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (684341453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141267 + ... + 146030.

It is an arithmetic number, because the mean of its divisors is an integer number (85758453).

Almost surely, 2^684341454 is an apocalyptic number.

684341454 is an abundant number, since it is smaller than the sum of its proper divisors (687793794).

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

684341454 is a wasteful number, since it uses less digits than its factorization.

684341454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287699.

The product of its digits is 184320, while the sum is 39.

The square root of 684341454 is about 26159.9207567607. The cubic root of 684341454 is about 881.2334004619.

The spelling of 684341454 in words is "six hundred eighty-four million, three hundred forty-one thousand, four hundred fifty-four".