1464421020 has 24 divisors (see below), whose sum is σ = 4100379024. Its totient is φ = 390512256.

The previous prime is 1464421019. The next prime is 1464421073. The reversal of 1464421020 is 201244641.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12203449 + ... + 12203568.

It is an arithmetic number, because the mean of its divisors is an integer number (170849126).

Almost surely, 2^1464421020 is an apocalyptic number.

1464421020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1464421020 is an abundant number, since it is smaller than the sum of its proper divisors (2635958004).

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

1464421020 is a wasteful number, since it uses less digits than its factorization.

1464421020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24407029 (or 24407027 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 1464421020 is about 38267.7543109078. The cubic root of 1464421020 is about 1135.5911118119.

Adding to 1464421020 its reverse (201244641), we get a palindrome (1665665661).

The spelling of 1464421020 in words is "one billion, four hundred sixty-four million, four hundred twenty-one thousand, twenty".