302225004 has 36 divisors (see below), whose sum is σ = 764605296. Its totient is φ = 100656288.

The previous prime is 302225003. The next prime is 302225009. The reversal of 302225004 is 400522203.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (302225003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50937 + ... + 56559.

It is an arithmetic number, because the mean of its divisors is an integer number (21239036).

Almost surely, 2^302225004 is an apocalyptic number.

It is an amenable number.

302225004 is an abundant number, since it is smaller than the sum of its proper divisors (462380292).

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

302225004 is a wasteful number, since it uses less digits than its factorization.

302225004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7126 (or 7121 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 302225004 is about 17384.6197542540. The cubic root of 302225004 is about 671.0838653382.

Adding to 302225004 its reverse (400522203), we get a palindrome (702747207).

The spelling of 302225004 in words is "three hundred two million, two hundred twenty-five thousand, four".