1478466 has 64 divisors (see below), whose sum is σ = 3801600. Its totient is φ = 421200.

The previous prime is 1478459. The next prime is 1478467. The reversal of 1478466 is 6648741.

It is a self number, because there is not a number n which added to its sum of digits gives 1478466.

It is not an unprimeable number, because it can be changed into a prime (1478467) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11221 + ... + 11351.

It is an arithmetic number, because the mean of its divisors is an integer number (59400).

2^1478466 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1478466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1900800).

1478466 is an abundant number, since it is smaller than the sum of its proper divisors (2323134).

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

1478466 is a wasteful number, since it uses less digits than its factorization.

1478466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172 (or 166 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 1478466 is about 1215.9218724902. The cubic root of 1478466 is about 113.9209978957.

The spelling of 1478466 in words is "one million, four hundred seventy-eight thousand, four hundred sixty-six".