745921466 has 4 divisors (see below), whose sum is σ = 1118882202. Its totient is φ = 372960732.

The previous prime is 745921459. The next prime is 745921469. The reversal of 745921466 is 664129547.

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., 660747025 + 85174441 = 25705^2 + 9229^2 .

It is not an unprimeable number, because it can be changed into a prime (745921469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186480365 + ... + 186480368.

Almost surely, 2^745921466 is an apocalyptic number.

745921466 is a deficient number, since it is larger than the sum of its proper divisors (372960736).

745921466 is a wasteful number, since it uses less digits than its factorization.

745921466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372960735.

The product of its digits is 362880, while the sum is 44.

The square root of 745921466 is about 27311.5628626412. The cubic root of 745921466 is about 906.9103713095.

The spelling of 745921466 in words is "seven hundred forty-five million, nine hundred twenty-one thousand, four hundred sixty-six".