1343941632 has 264 divisors, whose sum is σ = 4399117632. Its totient is φ = 406425600.

The previous prime is 1343941609. The next prime is 1343941637. The reversal of 1343941632 is 2361493431.

1343941632 is a `hidden beast` number, since 13 + 4 + 3 + 9 + 4 + 1 + 632 = 666.

It is a tau number, because it is divible by the number of its divisors (264).

It is a super-2 number, since 2×1343941632² = 3612358220445646848, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (1343941637) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2736907 + ... + 2737397.

Almost surely, 2^1343941632 is an apocalyptic number.

1343941632 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 1343941632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2199558816).

1343941632 is an abundant number, since it is smaller than the sum of its proper divisors (3055176000).

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

1343941632 is an equidigital number, since it uses as much as digits as its factorization.

1343941632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537 (or 507 counting only the distinct ones).

The product of its digits is 46656, while the sum is 36.

The square root of 1343941632 is about 36659.8094921400. The cubic root of 1343941632 is about 1103.5536948364.

The spelling of 1343941632 in words is "one billion, three hundred forty-three million, nine hundred forty-one thousand, six hundred thirty-two".