1530922473 has 24 divisors (see below), whose sum is σ = 2330132480. Its totient is φ = 965895840.

The previous prime is 1530922457. The next prime is 1530922487. The reversal of 1530922473 is 3742290351.

It is not a de Polignac number, because 1530922473 - 2⁴ = 1530922457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1530922433) 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 23 ways as a sum of consecutive naturals, for example, 182808 + ... + 190998.

Almost surely, 2^1530922473 is an apocalyptic number.

It is an amenable number.

1530922473 is a deficient number, since it is larger than the sum of its proper divisors (799210007).

1530922473 is a wasteful number, since it uses less digits than its factorization.

1530922473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9309 (or 9306 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 1530922473 is about 39127.0043959412. The cubic root of 1530922473 is about 1152.5268879782.

The spelling of 1530922473 in words is "one billion, five hundred thirty million, nine hundred twenty-two thousand, four hundred seventy-three".