63474666 has 16 divisors (see below), whose sum is σ = 128259264. Its totient is φ = 20939904.

The previous prime is 63474659. The next prime is 63474667. The reversal of 63474666 is 66647436.

It is not an unprimeable number, because it can be changed into a prime (63474667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53950 + ... + 55113.

It is an arithmetic number, because the mean of its divisors is an integer number (8016204).

Almost surely, 2^63474666 is an apocalyptic number.

63474666 is an abundant number, since it is smaller than the sum of its proper divisors (64784598).

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

63474666 is a wasteful number, since it uses less digits than its factorization.

63474666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109165.

The product of its digits is 435456, while the sum is 42.

The square root of 63474666 is about 7967.0989701396. The cubic root of 63474666 is about 398.9025459067.

The spelling of 63474666 in words is "sixty-three million, four hundred seventy-four thousand, six hundred sixty-six".