905802402 has 16 divisors (see below), whose sum is σ = 1860567552. Its totient is φ = 293773680.

The previous prime is 905802379. The next prime is 905802407. The reversal of 905802402 is 204208509.

It is a self number, because there is not a number n which added to its sum of digits gives 905802402.

It is not an unprimeable number, because it can be changed into a prime (905802407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2039874 + ... + 2040317.

It is an arithmetic number, because the mean of its divisors is an integer number (116285472).

Almost surely, 2^905802402 is an apocalyptic number.

905802402 is an abundant number, since it is smaller than the sum of its proper divisors (954765150).

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

905802402 is a wasteful number, since it uses less digits than its factorization.

905802402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4080233.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 905802402 is about 30096.5513306757. The cubic root of 905802402 is about 967.5598146889.

The spelling of 905802402 in words is "nine hundred five million, eight hundred two thousand, four hundred two".