1634661332 has 24 divisors (see below), whose sum is σ = 2941811040. Its totient is φ = 794201760.

The previous prime is 1634661331. The next prime is 1634661407. The reversal of 1634661332 is 2331664361.

It is a junction number, because it is equal to n+sod(n) for n = 1634661292 and 1634661301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1634661331) 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, 113219 + ... + 126837.

It is an arithmetic number, because the mean of its divisors is an integer number (122575460).

Almost surely, 2^1634661332 is an apocalyptic number.

It is an amenable number.

1634661332 is a deficient number, since it is larger than the sum of its proper divisors (1307149708).

1634661332 is a wasteful number, since it uses less digits than its factorization.

1634661332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14471 (or 14469 counting only the distinct ones).

The product of its digits is 46656, while the sum is 35.

The square root of 1634661332 is about 40430.9452276347. The cubic root of 1634661332 is about 1177.9926928156.

The spelling of 1634661332 in words is "one billion, six hundred thirty-four million, six hundred sixty-one thousand, three hundred thirty-two".