1682450474 has 4 divisors (see below), whose sum is σ = 2523675714. Its totient is φ = 841225236.

The previous prime is 1682450453. The next prime is 1682450501. The reversal of 1682450474 is 4740542861.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1146296449 + 536154025 = 33857^2 + 23155^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 420612617 + ... + 420612620.

Almost surely, 2^1682450474 is an apocalyptic number.

1682450474 is a deficient number, since it is larger than the sum of its proper divisors (841225240).

1682450474 is an equidigital number, since it uses as much as digits as its factorization.

1682450474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841225239.

The product of its (nonzero) digits is 215040, while the sum is 41.

The square root of 1682450474 is about 41017.6848932262. The cubic root of 1682450474 is about 1189.3621028602.

The spelling of 1682450474 in words is "one billion, six hundred eighty-two million, four hundred fifty thousand, four hundred seventy-four".