1432013520 has 240 divisors, whose sum is σ = 5205416832. Its totient is φ = 319011840.

The previous prime is 1432013507. The next prime is 1432013587. The reversal of 1432013520 is 253102341.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3106090 + ... + 3106550.

Almost surely, 2^1432013520 is an apocalyptic number.

1432013520 is a gapful number since it is divisible by the number (10) 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 1432013520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2602708416).

1432013520 is an abundant number, since it is smaller than the sum of its proper divisors (3773403312).

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

1432013520 is a wasteful number, since it uses less digits than its factorization.

1432013520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570 (or 521 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1432013520 is about 37841.9544949782. The cubic root of 1432013520 is about 1127.1517061610.

Adding to 1432013520 its reverse (253102341), we get a palindrome (1685115861).

The spelling of 1432013520 in words is "one billion, four hundred thirty-two million, thirteen thousand, five hundred twenty".