1802340434 has 8 divisors (see below), whose sum is σ = 2790720768. Its totient is φ = 872100180.

The previous prime is 1802340433. The next prime is 1802340451. The reversal of 1802340434 is 4340432081.

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

It is a junction number, because it is equal to n+sod(n) for n = 1802340397 and 1802340406.

It is not an unprimeable number, because it can be changed into a prime (1802340433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14534942 + ... + 14535065.

It is an arithmetic number, because the mean of its divisors is an integer number (348840096).

Almost surely, 2^1802340434 is an apocalyptic number.

1802340434 is a deficient number, since it is larger than the sum of its proper divisors (988380334).

1802340434 is a wasteful number, since it uses less digits than its factorization.

1802340434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29070040.

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 1802340434 is about 42453.9801903190. The cubic root of 1802340434 is about 1216.9673927131.

The spelling of 1802340434 in words is "one billion, eight hundred two million, three hundred forty thousand, four hundred thirty-four".