43214021402 has 8 divisors (see below), whose sum is σ = 66402033012. Its totient is φ = 21080010400.

The previous prime is 43214021387. The next prime is 43214021447. The reversal of 43214021402 is 20412041234.

It can be written as a sum of positive squares in 2 ways, for example, as 35212897801 + 8001123601 = 187651^2 + 89449^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 263500049 + ... + 263500212.

Almost surely, 2^43214021402 is an apocalyptic number.

43214021402 is a deficient number, since it is larger than the sum of its proper divisors (23188011610).

43214021402 is a wasteful number, since it uses less digits than its factorization.

43214021402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527000304.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 43214021402 its reverse (20412041234), we get a palindrome (63626062636).

The spelling of 43214021402 in words is "forty-three billion, two hundred fourteen million, twenty-one thousand, four hundred two".