1630676432 has 160 divisors (see below), whose sum is σ = 4103737344. Its totient is φ = 609292800.

The previous prime is 1630676419. The next prime is 1630676447. The reversal of 1630676432 is 2346760361.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3783257 + ... + 3783687.

Almost surely, 2^1630676432 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 1630676432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2051868672).

1630676432 is an abundant number, since it is smaller than the sum of its proper divisors (2473060912).

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

1630676432 is a wasteful number, since it uses less digits than its factorization.

1630676432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577 (or 571 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 38.

The square root of 1630676432 is about 40381.6348356527. The cubic root of 1630676432 is about 1177.0346956690.

The spelling of 1630676432 in words is "one billion, six hundred thirty million, six hundred seventy-six thousand, four hundred thirty-two".