1466344220 has 24 divisors (see below), whose sum is σ = 3359261808. Its totient is φ = 533216000.

The previous prime is 1466344219. The next prime is 1466344223. The reversal of 1466344220 is 224436641.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1466344223) 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, 3332381 + ... + 3332820.

It is an arithmetic number, because the mean of its divisors is an integer number (139969242).

Almost surely, 2^1466344220 is an apocalyptic number.

1466344220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1466344220 is an abundant number, since it is smaller than the sum of its proper divisors (1892917588).

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

1466344220 is a wasteful number, since it uses less digits than its factorization.

1466344220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6665221 (or 6665219 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 1466344220 is about 38292.8742718538. The cubic root of 1466344220 is about 1136.0880120513.

The spelling of 1466344220 in words is "one billion, four hundred sixty-six million, three hundred forty-four thousand, two hundred twenty".