1464319992 has 64 divisors (see below), whose sum is σ = 3793272480. Its totient is φ = 470679552.

The previous prime is 1464319919. The next prime is 1464319993. The reversal of 1464319992 is 2999134641.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1464319993) 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, 93048 + ... + 107640.

Almost surely, 2^1464319992 is an apocalyptic number.

1464319992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1464319992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1896636240).

1464319992 is an abundant number, since it is smaller than the sum of its proper divisors (2328952488).

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

1464319992 is a wasteful number, since it uses less digits than its factorization.

1464319992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14752 (or 14748 counting only the distinct ones).

The product of its digits is 419904, while the sum is 48.

The square root of 1464319992 is about 38266.4342733942. The cubic root of 1464319992 is about 1135.5649970230.

The spelling of 1464319992 in words is "one billion, four hundred sixty-four million, three hundred nineteen thousand, nine hundred ninety-two".