1964466 has 32 divisors (see below), whose sum is σ = 4990080. Its totient is φ = 561168.

The previous prime is 1964461. The next prime is 1964477. The reversal of 1964466 is 6644691.

1964466 is a `hidden beast` number, since 1 + 9 + 644 + 6 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1964466.

It is not an unprimeable number, because it can be changed into a prime (1964461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2221 + ... + 2976.

It is an arithmetic number, because the mean of its divisors is an integer number (155940).

2^1964466 is an apocalyptic number.

1964466 is an abundant number, since it is smaller than the sum of its proper divisors (3025614).

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

1964466 is a wasteful number, since it uses less digits than its factorization.

1964466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5215 (or 5209 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 1964466 is about 1401.5940924533. The cubic root of 1964466 is about 125.2414745533.

The spelling of 1964466 in words is "one million, nine hundred sixty-four thousand, four hundred sixty-six".