1493999430 has 192 divisors, whose sum is σ = 4626077184. Its totient is φ = 299980800.

The previous prime is 1493999413. The next prime is 1493999449. The reversal of 1493999430 is 349993941.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2219574 + ... + 2220246.

It is an arithmetic number, because the mean of its divisors is an integer number (24094152).

Almost surely, 2^1493999430 is an apocalyptic number.

1493999430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1493999430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2313038592).

1493999430 is an abundant number, since it is smaller than the sum of its proper divisors (3132077754).

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

1493999430 is a wasteful number, since it uses less digits than its factorization.

1493999430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763 (or 732 counting only the distinct ones).

The product of its (nonzero) digits is 944784, while the sum is 51.

The square root of 1493999430 is about 38652.2888067447. The cubic root of 1493999430 is about 1143.1857719295.

The spelling of 1493999430 in words is "one billion, four hundred ninety-three million, nine hundred ninety-nine thousand, four hundred thirty".