140474466 has 48 divisors (see below), whose sum is σ = 343140000. Its totient is φ = 42566040.

The previous prime is 140474449. The next prime is 140474473. The reversal of 140474466 is 664474041.

140474466 is a `hidden beast` number, since 140 + 474 + 46 + 6 = 666.

140474466 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 140474466.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4216 + ... + 17283.

It is an arithmetic number, because the mean of its divisors is an integer number (7148750).

Almost surely, 2^140474466 is an apocalyptic number.

140474466 is an abundant number, since it is smaller than the sum of its proper divisors (202665534).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140474466 is a wasteful number, since it uses less digits than its factorization.

140474466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21532 (or 21515 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The square root of 140474466 is about 11852.1924554067. The cubic root of 140474466 is about 519.8353349429.

The spelling of 140474466 in words is "one hundred forty million, four hundred seventy-four thousand, four hundred sixty-six".