634453038 has 12 divisors (see below), whose sum is σ = 1374648288. Its totient is φ = 211484340.

The previous prime is 634453021. The next prime is 634453049. The reversal of 634453038 is 830354436.

634453038 is a `hidden beast` number, since 6 + 344 + 5 + 303 + 8 = 666.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 634452993 and 634453011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17623678 + ... + 17623713.

It is an arithmetic number, because the mean of its divisors is an integer number (114554024).

Almost surely, 2^634453038 is an apocalyptic number.

634453038 is an abundant number, since it is smaller than the sum of its proper divisors (740195250).

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

634453038 is a wasteful number, since it uses less digits than its factorization.

634453038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35247399 (or 35247396 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The square root of 634453038 is about 25188.3512362362. The cubic root of 634453038 is about 859.2769467905.

The spelling of 634453038 in words is "six hundred thirty-four million, four hundred fifty-three thousand, thirty-eight".