423665202 has 16 divisors (see below), whose sum is σ = 849150432. Its totient is φ = 140918400.

The previous prime is 423665183. The next prime is 423665213. The reversal of 423665202 is 202566324.

It is a self number, because there is not a number n which added to its sum of digits gives 423665202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72799 + ... + 78402.

It is an arithmetic number, because the mean of its divisors is an integer number (53071902).

Almost surely, 2^423665202 is an apocalyptic number.

423665202 is an abundant number, since it is smaller than the sum of its proper divisors (425485230).

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

423665202 is a wasteful number, since it uses less digits than its factorization.

423665202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151673.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 423665202 is about 20583.1290624142. The cubic root of 423665202 is about 751.0593634055.

The spelling of 423665202 in words is "four hundred twenty-three million, six hundred sixty-five thousand, two hundred two".