634826496 has 144 divisors (see below), whose sum is σ = 1788385536. Its totient is φ = 199507968.

The previous prime is 634826459. The next prime is 634826497. The reversal of 634826496 is 694628436.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634826497) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1465896 + ... + 1466328.

It is an arithmetic number, because the mean of its divisors is an integer number (12419344).

Almost surely, 2^634826496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 634826496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (894192768).

634826496 is an abundant number, since it is smaller than the sum of its proper divisors (1153559040).

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

634826496 is a wasteful number, since it uses less digits than its factorization.

634826496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558 (or 544 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 48.

The square root of 634826496 is about 25195.7634534062. The cubic root of 634826496 is about 859.4455124088.

It can be divided in two parts, 6348 and 26496, that multiplied together give a cube (168196608 = 552³).

The spelling of 634826496 in words is "six hundred thirty-four million, eight hundred twenty-six thousand, four hundred ninety-six".