1473689890 has 8 divisors (see below), whose sum is σ = 2652641820. Its totient is φ = 589475952.

The previous prime is 1473689881. The next prime is 1473689891. The reversal of 1473689890 is 989863741.

It can be written as a sum of positive squares in 2 ways, for example, as 1458705249 + 14984641 = 38193^2 + 3871^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1473689891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73684485 + ... + 73684504.

Almost surely, 2^1473689890 is an apocalyptic number.

1473689890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1473689890 is a deficient number, since it is larger than the sum of its proper divisors (1178951930).

1473689890 is a wasteful number, since it uses less digits than its factorization.

1473689890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147368996.

The product of its (nonzero) digits is 2612736, while the sum is 55.

The square root of 1473689890 is about 38388.6687708756. The cubic root of 1473689890 is about 1137.9819354621.

The spelling of 1473689890 in words is "one billion, four hundred seventy-three million, six hundred eighty-nine thousand, eight hundred ninety".