375449866 has 16 divisors (see below), whose sum is σ = 634192128. Its totient is φ = 165153600.

The previous prime is 375449831. The next prime is 375449903. The reversal of 375449866 is 668944573.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 274575 + ... + 275938.

It is an arithmetic number, because the mean of its divisors is an integer number (39637008).

Almost surely, 2^375449866 is an apocalyptic number.

375449866 is a deficient number, since it is larger than the sum of its proper divisors (258742262).

375449866 is a wasteful number, since it uses less digits than its factorization.

375449866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550557.

The product of its digits is 4354560, while the sum is 52.

The square root of 375449866 is about 19376.5287396892. The cubic root of 375449866 is about 721.4130339393.

It can be divided in two parts, 375 and 449866, that added together give a square (450241 = 671²).

The spelling of 375449866 in words is "three hundred seventy-five million, four hundred forty-nine thousand, eight hundred sixty-six".