1234697634 has 48 divisors (see below), whose sum is σ = 2890816800. Its totient is φ = 389549088.

The previous prime is 1234697603. The next prime is 1234697671. The reversal of 1234697634 is 4367964321.

1234697634 is a `hidden beast` number, since 1 + 2 + 3 + 4 + 6 + 9 + 7 + 634 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1234697634.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1124974 + ... + 1126070.

It is an arithmetic number, because the mean of its divisors is an integer number (60225350).

Almost surely, 2^1234697634 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1234697634, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1445408400).

1234697634 is an abundant number, since it is smaller than the sum of its proper divisors (1656119166).

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

1234697634 is an equidigital number, since it uses as much as digits as its factorization.

1234697634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2224 (or 1121 counting only the distinct ones).

The product of its digits is 653184, while the sum is 45.

The square root of 1234697634 is about 35138.2645274350. The cubic root of 1234697634 is about 1072.8035582613.

The spelling of 1234697634 in words is "one billion, two hundred thirty-four million, six hundred ninety-seven thousand, six hundred thirty-four".