1634670412 has 6 divisors (see below), whose sum is σ = 2860673228. Its totient is φ = 817335204.

The previous prime is 1634670409. The next prime is 1634670419. The reversal of 1634670412 is 2140764361.

It is not an unprimeable number, because it can be changed into a prime (1634670419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 204333798 + ... + 204333805.

Almost surely, 2^1634670412 is an apocalyptic number.

It is an amenable number.

1634670412 is a deficient number, since it is larger than the sum of its proper divisors (1226002816).

1634670412 is a wasteful number, since it uses less digits than its factorization.

1634670412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408667607 (or 408667605 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 1634670412 is about 40431.0575177054. The cubic root of 1634670412 is about 1177.9948739307.

The spelling of 1634670412 in words is "one billion, six hundred thirty-four million, six hundred seventy thousand, four hundred twelve".