1630473733 has 8 divisors (see below), whose sum is σ = 1961472320. Its totient is φ = 1323993600.

The previous prime is 1630473721. The next prime is 1630473739. The reversal of 1630473733 is 3373740361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1630473733 - 2¹⁷ = 1630342661 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1630473692 and 1630473701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1630473739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6129468 + ... + 6129733.

It is an arithmetic number, because the mean of its divisors is an integer number (245184040).

Almost surely, 2^1630473733 is an apocalyptic number.

It is an amenable number.

1630473733 is a deficient number, since it is larger than the sum of its proper divisors (330998587).

1630473733 is a wasteful number, since it uses less digits than its factorization.

1630473733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12259227.

The product of its (nonzero) digits is 95256, while the sum is 37.

The square root of 1630473733 is about 40379.1249657543. The cubic root of 1630473733 is about 1176.9859237530.

The spelling of 1630473733 in words is "one billion, six hundred thirty million, four hundred seventy-three thousand, seven hundred thirty-three".